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Core Data from the Deep Sea Drilling Project
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 0.60 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 2.10 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 98 1.25/ 86 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 2.10 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 3.60 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 98 1.27/ 86 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 3.60 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 5.10 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 98 1.24/ 87 144
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 5.10 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 6.60 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 98 1.26/ 86 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 6.60 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 8.10 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 98 1.32/ 82 142
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1410 Age: QUATERNARY
Hole: 256 Depth Top of Layer(m) : 8.10 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 9.51 Age:
Sect: 6 Thickness of Layer(m) : 1.41
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 98 1.29/ 84 129
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 9.70 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 9.70 Age: 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 0 98 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : IRON RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 9.90 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 11.40 Age: PLIOCENE
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 1.30/ 83 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL VLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/ 720 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 11.40 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 12.12 Age: PLIOCENE
Sect: 2 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 0 1.33/ 82 70
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 720/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 12.12 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 12.90 Age: PLIOCENE
Sect: 2 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 0 100 1.32/ 83 76
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 12.90 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 14.40 Age: PLIOCENE
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 1.31/ 83 145
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 14.40 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 15.90 Age: 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
========== ========= ======== ================ ============
2 0 98 1.31/ 83 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 15.90 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 17.40 Age: PLIOCENE
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 0 100 1.31/ 83 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 17.40 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 18.90 Age: PLIOCENE
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 0 100 1.29/ 84 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 19.00 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 19.00 Age: 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 0 0 /
Processing Hist:
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : DETRITAL SEDIMENT.
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 47.60 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 49.10 Age: PLIOCENE
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
========== ========= ======== ================ ============
1 0 99 1.33/ 82 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 49.10 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 50.60 Age: 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 0 100 1.33/ 82 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 50.60 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 52.10 Age: PLIOCENE
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 1.35/ 80 146
Processing Hist:
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 52.10 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 53.60 Age: 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 0 100 1.37/ 80 146
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1250 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 53.60 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 54.85 Age: PLIOCENE
Sect: 5 Thickness of Layer(m) : 1.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.37/ 80 96
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/ 800 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 55.10 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 55.90 Age: PLIOCENE
Sect: 6 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : FERRUGINOUS DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: CENOZOIC
Hole: 256 Depth Top of Layer(m) : 56.70 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 56.70 Age: 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 0 0 /
Processing Hist:
Shipboard Lith : IRON RICH DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 86.00 Age:
Core: 4 Depth Bottom of Layer(m): 87.50 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 1.42/ 77 146
Processing Hist:
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 87.50 Age:
Core: 4 Depth Bottom of Layer(m): 89.00 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 0 100 1.42/ 77 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 89.00 Age:
Core: 4 Depth Bottom of Layer(m): 90.50 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 1.44/ 75 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 90.50 Age:
Core: 4 Depth Bottom of Layer(m): 92.00 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 0 100 1.45/ 74 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 92.00 Age:
Core: 4 Depth Bottom of Layer(m): 93.50 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
========== ========= ======== ================ ============
0 0 100 1.46/ 74 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 93.50 Age:
Core: 4 Depth Bottom of Layer(m): 95.00 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 0 100 1.44/ 75 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : OPAQUE MINERAL RICH CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 256 Depth Top of Layer(m) : 95.10 Age:
Core: 4 Depth Bottom of Layer(m): 95.10 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 : DETRITAL CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 26 Top/Bottom Interval(mm) : 200/1500 Age: PLIOCENE
Hole: 256 Depth Top of Layer(m) : 123.70 Age: PLIOCENE
Core: 5 Depth Bottom of Layer(m): 125.00 Age:
Sect: 1 Thickness of Layer(m) : 1.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.39/ 79 99
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: PLIOCENE
Hole: 256 Depth Top of Layer(m) : 125.00 Age: PLIOCENE
Core: 5 Depth Bottom of Layer(m): 126.50 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 1.47/ 73 131
Processing Hist:
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: PLIOCENE
Hole: 256 Depth Top of Layer(m) : 126.50 Age: PLIOCENE
Core: 5 Depth Bottom of Layer(m): 128.00 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
========== ========= ======== ================ ============
1 0 99 1.55/ 69 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1400 Age: PLIOCENE
Hole: 256 Depth Top of Layer(m) : 128.00 Age: PLIOCENE
Core: 5 Depth Bottom of Layer(m): 129.40 Age:
Sect: 4 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 0 100 1.58/ 67 136
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age:
Hole: 256 Depth Top of Layer(m) : 129.60 Age:
Core: 5 Depth Bottom of Layer(m): 129.60 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 : RED DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1170 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 180.95 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 182.12 Age:
Sect: 1 Thickness of Layer(m) : 1.17
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.42/ 76 82
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 182.45 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 183.95 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 0 100 1.46/ 74 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 183.95 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 185.45 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 1.47/ 74 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 185.45 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 186.95 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 26 Top/Bottom Interval(mm) : 00/1300 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 186.95 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 188.25 Age:
Sect: 5 Thickness of Layer(m) : 1.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.46/ 74 118
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 600/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 189.05 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 189.95 Age:
Sect: 6 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 0 100 1.39/ 78 88
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 190.05 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 190.05 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
========== ========= ======== ================ ============
1 0 99 /
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/ 530 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 209.00 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 209.53 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 : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 600/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 211.10 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 212.00 Age:
Sect: 2 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 1.47/ 73 80
Processing Hist:
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 212.00 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 213.50 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 1.55/ 69 146
Processing Hist:
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: UPPER CRETACEOUS
Hole: 256 Depth Top of Layer(m) : 213.60 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 213.60 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 : ZEOLITE RICH DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 370/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 238.25 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 239.38 Age:
Sect: 1 Thickness of Layer(m) : 1.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 0 90 1.55/ 69 109
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE RICH COCCOLITH DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 239.38 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 240.88 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 0 100 1.57/ 68 146
Processing Hist:
Shipboard Lith : COCCOLITH DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 240.88 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 242.38 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 1.56/ 68 146
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE RICH DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 242.38 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 243.88 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
========== ========= ======== ================ ============
25 0 75 1.56/ 68 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : NANNOFOSSIL RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1200 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 243.88 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 245.08 Age:
Sect: 5 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 0 100 1.53/ 70 117
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE RICH COCCOLITH CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 245.38 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 246.88 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
========== ========= ======== ================ ============
1 0 99 1.55/ 69 146
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 0/ 0 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 246.98 Age: ALBIAN
Core: 8 Depth Bottom of Layer(m): 246.98 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:
Shipboard Lith : ZEOLITE RICH DETRITAL CLAY
Screen Lith : PELAGIC CLAY.
Leg : 26 Top/Bottom Interval(mm) : 1100/1350 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 248.10 Age: ALBIAN
Core: 9 Depth Bottom of Layer(m): 248.35 Age:
Sect: 1 Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
30 0 70 /
Processing Hist: Classification was successful.
Shipboard Lith : DETRITAL CLAY
Screen Lith : NANNOFOSSIL RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 26 Top/Bottom Interval(mm) : 1350/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 248.35 Age: ALBIAN
Core: 9 Depth Bottom of Layer(m): 248.50 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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALTIC CARBONATE VEINS
Screen Lith : BASALTIC CARBONATE VEINS
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 248.50 Age: ALBIAN
Core: 9 Depth Bottom of Layer(m): 250.00 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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age: ALBIAN
Hole: 256 Depth Top of Layer(m) : 250.00 Age: ALBIAN
Core: 9 Depth Bottom of Layer(m): 251.50 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 /
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 860/1500 Age:
Hole: 256 Depth Top of Layer(m) : 257.36 Age:
Core: 10 Depth Bottom of Layer(m): 258.00 Age:
Sect: 1 Thickness of Layer(m) : 0.64
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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 200/1500 Age:
Hole: 256 Depth Top of Layer(m) : 258.20 Age:
Core: 10 Depth Bottom of Layer(m): 259.50 Age:
Sect: 2 Thickness of Layer(m) : 1.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 250/1500 Age:
Hole: 256 Depth Top of Layer(m) : 259.75 Age:
Core: 10 Depth Bottom of Layer(m): 261.00 Age:
Sect: 3 Thickness of Layer(m) : 1.25
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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 100/1500 Age:
Hole: 256 Depth Top of Layer(m) : 261.10 Age:
Core: 10 Depth Bottom of Layer(m): 262.50 Age:
Sect: 4 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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 300/1500 Age:
Hole: 256 Depth Top of Layer(m) : 262.80 Age:
Core: 10 Depth Bottom of Layer(m): 264.00 Age:
Sect: 5 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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 120/1500 Age:
Hole: 256 Depth Top of Layer(m) : 263.12 Age:
Core: 11 Depth Bottom of Layer(m): 264.50 Age:
Sect: 1 Thickness of Layer(m) : 1.38
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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 256 Depth Top of Layer(m) : 264.50 Age:
Core: 11 Depth Bottom of Layer(m): 266.00 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: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 26 Top/Bottom Interval(mm) : 150/1500 Age:
Hole: 256 Depth Top of Layer(m) : 266.15 Age:
Core: 11 Depth Bottom of Layer(m): 267.50 Age:
Sect: 3 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 0 /
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
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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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