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Core Data from the Deep Sea Drilling Project
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 0.10 Age: UPPER PLEISTOCENE
Core: 1 Depth Bottom of Layer(m): 0.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 31 66 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH DIATOM RICH SILICEOUS MUD
Leg : 31 Top/Bottom Interval(mm) : 1030/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 2.03 Age: UPPER PLEISTOCENE
Core: 2 Depth Bottom of Layer(m): 2.50 Age:
Sect: 1 Thickness of Layer(m) : 0.47
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 27 73 /
Processing Hist: Classification was successful.
Shipboard Lith : DIATOM RICH CLAYEY ASH
Screen Lith : CLAY MINERAL RICH GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 2.60 Age: UPPER PLEISTOCENE
Core: 2 Depth Bottom of Layer(m): 2.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 73 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DIATOM RICH CLAYEY ASH
Screen Lith : CLAY MINERAL RICH DIATOM RICH ASH
Leg : 31 Top/Bottom Interval(mm) : 740/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 20.74 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 21.50 Age:
Sect: 1 Thickness of Layer(m) : 0.76
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 36 63 /
Processing Hist: Classification was successful.
Shipboard Lith : DIATOMACEOUS ASHY CLAY
Screen Lith : CLAY MINERAL RICH DIATOM MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 21.50 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 23.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 17 83 1.42/ 77 146
Processing Hist: Classification was successful.
Shipboard Lith : DIATOM RICH CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/ 130 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 23.00 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 23.13 Age:
Sect: 3 Thickness of Layer(m) : 0.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.45/ 75 12
Processing Hist:
Shipboard Lith : DIATOM OOZE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 130/ 180 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 23.13 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 23.18 Age:
Sect: 3 Thickness of Layer(m) : 0.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 7 89 1.45/ 74 5
Processing Hist: Classification was successful.
Shipboard Lith : DIATOMACEOUS ASHY CLAY
Screen Lith : GLASS RICH ASH
Leg : 31 Top/Bottom Interval(mm) : 180/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 23.18 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 24.50 Age:
Sect: 3 Thickness of Layer(m) : 1.32
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 45 54 1.43/ 76 129
Processing Hist: Classification was successful.
Shipboard Lith : ASH/CLAY/MICRONODULE RICH DIATOM OOZE
Screen Lith : GLASS RICH DIATOM MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 24.60 Age: UPPER PLEISTOCENE
Core: 3 Depth Bottom of Layer(m): 24.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
5 9 86 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH GLASS RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 39.45 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 40.95 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 2 98 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH+DIATOM RICH CLAY
Screen Lith : CLAY MINERAL RICH GLASS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 40.95 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 42.45 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.45/ 75 146
Processing Hist:
Shipboard Lith : ASH/DIATOM RICH CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 42.45 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 43.95 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 19 80 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH/DIATOM RICH CLAY
Screen Lith : DIATOM RICH CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 43.95 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 45.45 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : ASH/DIATOM RICH CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 45.45 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 46.95 Age:
Sect: 5 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
6 15 79 1.52/ 71 146
Processing Hist: Classification was successful.
Shipboard Lith : RAD BEARING ASH/DIATOM RICH CLAY
Screen Lith : GLASS RICH CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 46.95 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 48.45 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 0 97 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH/DIATOM RICH CLAY
Screen Lith : GLASS RICH ASH
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 48.55 Age:
Core: 4 Depth Bottom of Layer(m): 48.55 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : ASH/DIATOM RICH CLAY
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 58.50 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 60.00 Age: LOWER PLEISTOCENE
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 60.00 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 61.50 Age: LOWER PLEISTOCENE
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.42/ 76 146
Processing Hist:
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 61.50 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 63.00 Age: LOWER PLEISTOCENE
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 63.00 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 64.50 Age: LOWER PLEISTOCENE
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 4 81 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 64.50 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 66.00 Age: LOWER PLEISTOCENE
Sect: 5 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 81 1.52/ 70 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 66.00 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 67.50 Age: LOWER PLEISTOCENE
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 81 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 67.60 Age:
Core: 5 Depth Bottom of Layer(m): 67.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 81 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 77.20 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 78.70 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 81 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 78.70 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 80.20 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
77 6 17 1.45/ 75 157
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL CHALK
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 80.20 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 81.70 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAYF C N5-MEDIUM GRAY
Screen Lith : GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 81.70 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 83.20 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 0 97 1.49/ 72 157
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 83.20 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 84.64 Age:
Sect: 5 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
7 4 89 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : NANNOFOSSIL RICH CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 84.70 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 86.20 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 86.30 Age: LOWER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 86.30 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
17 4 79 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 1170/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 97.17 Age: LOWER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 97.50 Age:
Sect: 1 Thickness of Layer(m) : 0.33
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 97.50 Age: LOWER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 99.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 99.00 Age: LOWER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 100.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 3 95 1.43/ 76 155
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 100.50 Age: LOWER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 102.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.51/ 71 155
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 102.10 Age: LOWER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 102.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
7 2 91 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 320/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 105.82 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 107.00 Age:
Sect: 1 Thickness of Layer(m) : 1.18
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 107.00 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 108.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 108.50 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 110.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 1 97 1.56/ 68 157
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 110.00 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 111.50 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 111.50 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 112.94 Age:
Sect: 5 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 113.00 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 114.50 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.52/ 70 156
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 600/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 125.10 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 126.00 Age:
Sect: 1 Thickness of Layer(m) : 0.90
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 126.00 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 127.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.55/ 68 157
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 127.50 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 129.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.53/ 70 157
Processing Hist:
Shipboard Lith : CLAYEY SILT
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 129.10 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 129.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 1010/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 154.01 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 154.50 Age:
Sect: 1 Thickness of Layer(m) : 0.49
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 154.50 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 156.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 156.00 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 157.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.48/ 73 156
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 157.50 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 159.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 2 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 159.00 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 160.44 Age:
Sect: 5 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 2 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 160.50 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 162.00 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.51/ 71 156
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: LOWER PLEISTOCENE
Hole: 297 Depth Top of Layer(m) : 162.10 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 162.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 2 96 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 720/1500 Age: CENOZOIC
Hole: 297 Depth Top of Layer(m) : 201.22 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 202.00 Age: UPPER PLIOCENE
Sect: 1 Thickness of Layer(m) : 0.78
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 297 Depth Top of Layer(m) : 202.00 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 203.50 Age: UPPER PLIOCENE
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.43/ 76 156
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age: CENOZOIC
Hole: 297 Depth Top of Layer(m) : 203.50 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 204.94 Age: UPPER PLIOCENE
Sect: 3 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 297 Depth Top of Layer(m) : 205.00 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 206.50 Age: UPPER PLIOCENE
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.50/ 72 155
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: CENOZOIC
Hole: 297 Depth Top of Layer(m) : 206.60 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 206.60 Age: UPPER PLIOCENE
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 3 97 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 950/1500 Age:
Hole: 297 Depth Top of Layer(m) : 248.95 Age:
Core: 12 Depth Bottom of Layer(m): 249.50 Age:
Sect: 1 Thickness of Layer(m) : 0.55
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY AND SANDY MUDSTONE
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age:
Hole: 297 Depth Top of Layer(m) : 249.50 Age:
Core: 12 Depth Bottom of Layer(m): 250.94 Age:
Sect: 2 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 251.00 Age:
Core: 12 Depth Bottom of Layer(m): 252.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 1 98 1.51/ 71 156
Processing Hist:
Shipboard Lith : ASH/MICA BEARING CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 252.60 Age:
Core: 12 Depth Bottom of Layer(m): 252.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH RICH CLAY
Screen Lith : GLASS RICH CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 350/1500 Age:
Hole: 297 Depth Top of Layer(m) : 295.85 Age:
Core: 13 Depth Bottom of Layer(m): 297.00 Age:
Sect: 1 Thickness of Layer(m) : 1.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SERICITE RICH CLAYSTONE
Screen Lith : MICA RICH CLAY MINERAL RICH CLAYSTONE
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 297.10 Age:
Core: 13 Depth Bottom of Layer(m): 297.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILTY CLAY (?)
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 314.80 Age:
Core: 14 Depth Bottom of Layer(m): 316.30 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 316.30 Age:
Core: 14 Depth Bottom of Layer(m): 317.80 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 317.80 Age:
Core: 14 Depth Bottom of Layer(m): 319.30 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 319.30 Age:
Core: 14 Depth Bottom of Layer(m): 320.80 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 0 97 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 320.80 Age:
Core: 14 Depth Bottom of Layer(m): 322.30 Age:
Sect: 5 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.74/ 58 140
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 322.30 Age:
Core: 14 Depth Bottom of Layer(m): 323.80 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 440/ 550 Age:
Hole: 297 Depth Top of Layer(m) : 333.94 Age:
Core: 15 Depth Bottom of Layer(m): 334.05 Age:
Sect: 1 Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 550/ 700 Age:
Hole: 297 Depth Top of Layer(m) : 334.05 Age:
Core: 15 Depth Bottom of Layer(m): 334.20 Age:
Sect: 1 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 700/1500 Age:
Hole: 297 Depth Top of Layer(m) : 334.20 Age:
Core: 15 Depth Bottom of Layer(m): 335.00 Age:
Sect: 1 Thickness of Layer(m) : 0.80
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 335.00 Age:
Core: 15 Depth Bottom of Layer(m): 336.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.72/ 59 146
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 336.50 Age:
Core: 15 Depth Bottom of Layer(m): 338.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1350 Age:
Hole: 297 Depth Top of Layer(m) : 338.00 Age:
Core: 15 Depth Bottom of Layer(m): 339.35 Age:
Sect: 4 Thickness of Layer(m) : 1.35
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.80/ 54 131
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 1350/1500 Age:
Hole: 297 Depth Top of Layer(m) : 339.35 Age:
Core: 15 Depth Bottom of Layer(m): 339.50 Age:
Sect: 4 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.93/ 46 15
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SAND
Screen Lith : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 339.60 Age:
Core: 15 Depth Bottom of Layer(m): 339.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SAND
Screen Lith : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 230/ 380 Age:
Hole: 297 Depth Top of Layer(m) : 352.73 Age:
Core: 16 Depth Bottom of Layer(m): 352.88 Age:
Sect: 1 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : LOOSE SAND
Screen Lith : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 380/ 460 Age:
Hole: 297 Depth Top of Layer(m) : 352.88 Age:
Core: 16 Depth Bottom of Layer(m): 352.96 Age:
Sect: 1 Thickness of Layer(m) : 0.08
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 460/1500 Age:
Hole: 297 Depth Top of Layer(m) : 352.96 Age:
Core: 16 Depth Bottom of Layer(m): 354.00 Age:
Sect: 1 Thickness of Layer(m) : 1.04
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY/SILT RICH SAND
Screen Lith : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 354.00 Age:
Core: 16 Depth Bottom of Layer(m): 355.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.02/ 41 146
Processing Hist:
Shipboard Lith : CLAY/SILT RICH SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 680/1500 Age:
Hole: 297 Depth Top of Layer(m) : 356.18 Age:
Core: 16 Depth Bottom of Layer(m): 357.00 Age:
Sect: 3 Thickness of Layer(m) : 0.82
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 357.10 Age:
Core: 16 Depth Bottom of Layer(m): 357.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 880/1000 Age:
Hole: 297 Depth Top of Layer(m) : 391.38 Age:
Core: 17 Depth Bottom of Layer(m): 391.50 Age:
Sect: 1 Thickness of Layer(m) : 0.12
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1000/1500 Age:
Hole: 297 Depth Top of Layer(m) : 391.50 Age:
Core: 17 Depth Bottom of Layer(m): 392.00 Age:
Sect: 1 Thickness of Layer(m) : 0.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1160 Age:
Hole: 297 Depth Top of Layer(m) : 392.00 Age:
Core: 17 Depth Bottom of Layer(m): 393.16 Age:
Sect: 2 Thickness of Layer(m) : 1.16
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1160/1440 Age:
Hole: 297 Depth Top of Layer(m) : 393.16 Age:
Core: 17 Depth Bottom of Layer(m): 393.44 Age:
Sect: 2 Thickness of Layer(m) : 0.28
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : SANDY MUD
Screen Lith : CLAY MINERAL RICH GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/ 580 Age:
Hole: 297 Depth Top of Layer(m) : 393.50 Age:
Core: 17 Depth Bottom of Layer(m): 394.08 Age:
Sect: 3 Thickness of Layer(m) : 0.58
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.07/ 38 56
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 580/ 640 Age:
Hole: 297 Depth Top of Layer(m) : 394.08 Age:
Core: 17 Depth Bottom of Layer(m): 394.14 Age:
Sect: 3 Thickness of Layer(m) : 0.06
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.96/ 44 6
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 640/ 790 Age:
Hole: 297 Depth Top of Layer(m) : 394.14 Age:
Core: 17 Depth Bottom of Layer(m): 394.29 Age:
Sect: 3 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.97/ 44 15
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 790/1020 Age:
Hole: 297 Depth Top of Layer(m) : 394.29 Age:
Core: 17 Depth Bottom of Layer(m): 394.52 Age:
Sect: 3 Thickness of Layer(m) : 0.23
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.98/ 43 22
Processing Hist: Classification was successful.
Shipboard Lith : SILT
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 1020/1500 Age:
Hole: 297 Depth Top of Layer(m) : 394.52 Age:
Core: 17 Depth Bottom of Layer(m): 395.00 Age:
Sect: 3 Thickness of Layer(m) : 0.48
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.95/ 45 47
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 395.10 Age:
Core: 17 Depth Bottom of Layer(m): 395.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY/SILT RICH SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 428.50 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 430.00 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : ROCK FRAGMENT RICH QUARTZ RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 00/ 650 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 430.00 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 430.65 Age:
Sect: 2 Thickness of Layer(m) : 0.65
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.95/ 45 63
Processing Hist:
Shipboard Lith : SILTY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 650/ 700 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 430.65 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 430.70 Age:
Sect: 2 Thickness of Layer(m) : 0.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.96/ 44 5
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 700/ 850 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 430.70 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 430.85 Age:
Sect: 2 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.12/ 35 15
Processing Hist:
Shipboard Lith : SILTY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 850/ 940 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 430.85 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 430.94 Age:
Sect: 2 Thickness of Layer(m) : 0.09
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.95/ 45 8
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 940/1050 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 430.94 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 431.05 Age:
Sect: 2 Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.99/ 42 11
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1050/1200 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 431.05 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 431.20 Age:
Sect: 2 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.98/ 43 15
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1200/1500 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 431.20 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 431.50 Age:
Sect: 2 Thickness of Layer(m) : 0.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.00/ 42 29
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: LOWER PLIOCENE
Hole: 297 Depth Top of Layer(m) : 431.60 Age: LOWER PLIOCENE
Core: 18 Depth Bottom of Layer(m): 431.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY SILT RICH SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 850/1500 Age:
Hole: 297 Depth Top of Layer(m) : 467.35 Age:
Core: 19 Depth Bottom of Layer(m): 468.00 Age:
Sect: 1 Thickness of Layer(m) : 0.65
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SANDY MATERIAL
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 430/1500 Age:
Hole: 297 Depth Top of Layer(m) : 504.93 Age:
Core: 20 Depth Bottom of Layer(m): 506.00 Age:
Sect: 1 Thickness of Layer(m) : 1.07
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 80/1010 Age:
Hole: 297 Depth Top of Layer(m) : 506.08 Age:
Core: 20 Depth Bottom of Layer(m): 507.01 Age:
Sect: 2 Thickness of Layer(m) : 0.93
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 1010/1440 Age:
Hole: 297 Depth Top of Layer(m) : 507.01 Age:
Core: 20 Depth Bottom of Layer(m): 507.44 Age:
Sect: 2 Thickness of Layer(m) : 0.43
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY SAND
Screen Lith : QUARTZ RICH CLAY MINERAL RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 1100/1500 Age:
Hole: 297 Depth Top of Layer(m) : 508.60 Age:
Core: 20 Depth Bottom of Layer(m): 509.00 Age:
Sect: 3 Thickness of Layer(m) : 0.40
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1200 Age:
Hole: 297 Depth Top of Layer(m) : 509.00 Age:
Core: 20 Depth Bottom of Layer(m): 510.20 Age:
Sect: 4 Thickness of Layer(m) : 1.20
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 510.60 Age:
Core: 20 Depth Bottom of Layer(m): 510.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 2 96 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 100/1500 Age:
Hole: 297 Depth Top of Layer(m) : 523.60 Age:
Core: 21 Depth Bottom of Layer(m): 525.00 Age:
Sect: 1 Thickness of Layer(m) : 1.40
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 1100/1500 Age:
Hole: 297 Depth Top of Layer(m) : 526.10 Age:
Core: 21 Depth Bottom of Layer(m): 526.50 Age:
Sect: 2 Thickness of Layer(m) : 0.40
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 00/1440 Age:
Hole: 297 Depth Top of Layer(m) : 526.50 Age:
Core: 21 Depth Bottom of Layer(m): 527.94 Age:
Sect: 3 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 297 Depth Top of Layer(m) : 528.10 Age:
Core: 21 Depth Bottom of Layer(m): 528.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 31 Top/Bottom Interval(mm) : 1170/1500 Age:
Hole: 297 Depth Top of Layer(m) : 553.17 Age:
Core: 22 Depth Bottom of Layer(m): 553.50 Age:
Sect: 1 Thickness of Layer(m) : 0.33
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : MUDSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1090 Age:
Hole: 297 Depth Top of Layer(m) : 553.50 Age:
Core: 22 Depth Bottom of Layer(m): 554.59 Age:
Sect: 2 Thickness of Layer(m) : 1.09
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 1 98 1.84/ 51 103
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1090/1500 Age:
Hole: 297 Depth Top of Layer(m) : 554.59 Age:
Core: 22 Depth Bottom of Layer(m): 555.00 Age:
Sect: 2 Thickness of Layer(m) : 0.41
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.88/ 49 40
Processing Hist:
Shipboard Lith : MUDDY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/ 810 Age:
Hole: 297 Depth Top of Layer(m) : 555.00 Age:
Core: 22 Depth Bottom of Layer(m): 555.81 Age:
Sect: 3 Thickness of Layer(m) : 0.81
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 810/1040 Age:
Hole: 297 Depth Top of Layer(m) : 555.81 Age:
Core: 22 Depth Bottom of Layer(m): 556.04 Age:
Sect: 3 Thickness of Layer(m) : 0.23
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1040/1440 Age:
Hole: 297 Depth Top of Layer(m) : 556.04 Age:
Core: 22 Depth Bottom of Layer(m): 556.44 Age:
Sect: 3 Thickness of Layer(m) : 0.40
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 556.50 Age:
Core: 22 Depth Bottom of Layer(m): 558.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.87/ 50 146
Processing Hist:
Shipboard Lith : TURBIDITE SEQUENCE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1070/1500 Age:
Hole: 297 Depth Top of Layer(m) : 591.07 Age:
Core: 23 Depth Bottom of Layer(m): 591.50 Age:
Sect: 1 Thickness of Layer(m) : 0.43
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 591.50 Age:
Core: 23 Depth Bottom of Layer(m): 593.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.85/ 51 138
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 297 Depth Top of Layer(m) : 593.00 Age:
Core: 23 Depth Bottom of Layer(m): 594.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 0 99 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY SILTSTONE
Screen Lith : GLASS RICH CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/ 600 Age:
Hole: 297 Depth Top of Layer(m) : 594.50 Age:
Core: 23 Depth Bottom of Layer(m): 595.10 Age:
Sect: 4 Thickness of Layer(m) : 0.60
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.91/ 47 58
Processing Hist:
Shipboard Lith : CLAYEY SILTSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 600/ 800 Age:
Hole: 297 Depth Top of Layer(m) : 595.10 Age:
Core: 23 Depth Bottom of Layer(m): 595.30 Age:
Sect: 4 Thickness of Layer(m) : 0.20
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.84/ 52 20
Processing Hist: Classification was successful.
Shipboard Lith : ASH RICH CLAYEY SILTY SAND
Screen Lith : FELDSPAR RICH GLASS RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 800/1500 Age:
Hole: 297 Depth Top of Layer(m) : 595.30 Age:
Core: 23 Depth Bottom of Layer(m): 596.00 Age:
Sect: 4 Thickness of Layer(m) : 0.70
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.85/ 51 60
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 910/1440 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 619.41 Age: MIDDLE MIOCENE
Core: 24 Depth Bottom of Layer(m): 619.94 Age:
Sect: 1 Thickness of Layer(m) : 0.53
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 620.00 Age: MIDDLE MIOCENE
Core: 24 Depth Bottom of Layer(m): 621.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 621.50 Age: MIDDLE MIOCENE
Core: 24 Depth Bottom of Layer(m): 623.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : GLASS RICH CLAY MINERAL RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 623.10 Age: MIDDLE MIOCENE
Core: 24 Depth Bottom of Layer(m): 623.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/ 570 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 647.00 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 647.57 Age:
Sect: 1 Thickness of Layer(m) : 0.57
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : GLASS RICH PYRITE RICH CLASTIC SEDIMENTSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1230 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 648.50 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 649.73 Age:
Sect: 2 Thickness of Layer(m) : 1.23
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 3 97 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH
Screen Lith : FELDSPAR RICH GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 1230/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 649.73 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 650.00 Age:
Sect: 2 Thickness of Layer(m) : 0.27
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 650.00 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 651.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : VITREOUS ASH
Screen Lith : GLASS RICH ASH
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 651.50 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 653.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.58/ 67 146
Processing Hist:
Shipboard Lith : VITREOUS ASH
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 653.00 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 654.50 Age:
Sect: 5 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 2 96 /
Processing Hist: Classification was successful.
Shipboard Lith : VITREOUS ASH
Screen Lith : FELDSPAR RICH GLASS RICH CLASTIC SEDIMENT
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 654.50 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 656.00 Age:
Sect: 6 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.56/ 68 129
Processing Hist:
Shipboard Lith : VITREOUS ASH
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: MIDDLE MIOCENE
Hole: 297 Depth Top of Layer(m) : 656.10 Age: MIDDLE MIOCENE
Core: 25 Depth Bottom of Layer(m): 656.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY ASH
Screen Lith : FELDSPAR RICH GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1080 Age: MIOCENE
Hole: 297 Depth Top of Layer(m) : 666.00 Age: MIDDLE MIOCENE
Core: 26 Depth Bottom of Layer(m): 667.08 Age: LOWER MIOCENE
Sect: 1 Thickness of Layer(m) : 1.08
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : TUFF
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 400/1500 Age: MIOCENE
Hole: 297 Depth Top of Layer(m) : 667.90 Age: MIDDLE MIOCENE
Core: 26 Depth Bottom of Layer(m): 669.00 Age: LOWER MIOCENE
Sect: 2 Thickness of Layer(m) : 1.10
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist:
Shipboard Lith : TUFF
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 0/ 0 Age: MIOCENE
Hole: 297 Depth Top of Layer(m) : 669.10 Age: MIDDLE MIOCENE
Core: 26 Depth Bottom of Layer(m): 669.10 Age: LOWER MIOCENE
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/ 720 Age: MIOCENE
Hole: 297 Depth Top of Layer(m) : 675.50 Age: MIDDLE MIOCENE
Core: 27 Depth Bottom of Layer(m): 676.22 Age: LOWER MIOCENE
Sect: 1 Thickness of Layer(m) : 0.72
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH MICA RICH MUDSTONE
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Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]
Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.
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