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Core Data from the Deep Sea Drilling Project
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 0.00 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 1.50 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
========== ========= ======== ================ ============
10 10 0 1.38/ 79 142
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC SILTY CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 1.50 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 3.00 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 1.69/ 60 138
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC SILTY CLAY
Screen Lith : ZEOLITE RICH ROCK FRAGMENT RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 150/1350 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 3.15 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 4.35 Age:
Sect: 3 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 1.22/ 88 116
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC SILTY CLAY
Screen Lith : FELDSPAR RICH CLAY MINERAL RICH MUD
Leg : 60 Top/Bottom Interval(mm) : 1350/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 4.35 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 4.50 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 0 100 1.20/ 90 15
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : FELDSPAR RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 4.50 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 6.00 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 1.34/ 81 145
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1440 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 6.00 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 7.44 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 0 0 1.28/ 85 135
Processing Hist:
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1050 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 7.50 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 8.55 Age:
Sect: 6 Thickness of Layer(m) : 1.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.38/ 79 61
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 50/ 100 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 8.61 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 8.66 Age:
Sect: CC 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 /
Processing Hist:
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 10/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 9.01 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 10.50 Age:
Sect: 1 Thickness of Layer(m) : 1.49
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/ 84 143
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 10.50 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 12.00 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 1.33/ 82 130
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 12.00 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 13.50 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 1.32/ 82 142
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 13.50 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 15.00 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 1.34/ 81 142
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : CLAY MINERAL RICH CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1000 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 15.00 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 16.00 Age:
Sect: 5 Thickness of Layer(m) : 1.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.34/ 81 52
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1410 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 16.50 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 17.91 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 0 100 1.24/ 87 133
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 1410/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 17.91 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 18.00 Age:
Sect: 6 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 1.21/ 89 9
Processing Hist:
Shipboard Lith : PELAGIC CLAY BRECCIA
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/ 160 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 18.00 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 18.16 Age:
Sect: 7 Thickness of Layer(m) : 0.16
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 : PELAGIC CLAY BRECCIA
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 160/ 490 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 18.16 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 18.49 Age:
Sect: 7 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 100/ 160 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 18.59 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 18.65 Age:
Sect: CC 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 /
Processing Hist:
Shipboard Lith : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 18.50 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 20.00 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 0 /
Processing Hist:
Shipboard Lith : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 20.00 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 21.50 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 21.50 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 23.00 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 : PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/ 160 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 23.00 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 23.16 Age:
Sect: 4 Thickness of Layer(m) : 0.16
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 : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 170/ 270 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 23.17 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 23.27 Age:
Sect: 4 Thickness of Layer(m) : 0.10
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: Classification was successful.
Shipboard Lith : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 280/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 23.28 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 24.50 Age:
Sect: 4 Thickness of Layer(m) : 1.22
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 : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/ 950 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 24.50 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 25.45 Age:
Sect: 5 Thickness of Layer(m) : 0.95
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 20/ 150 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 25.49 Age: QUATERNARY
Core: 3 Depth Bottom of Layer(m): 25.62 Age:
Sect: CC 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITIC PELAGIC CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/ 130 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 0.00 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 0.13 Age:
Sect: 0 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 20/ 200 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 1.32 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 1.50 Age:
Sect: 1 Thickness of Layer(m) : 0.18
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 250/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 1.55 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 2.80 Age:
Sect: 1 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 50/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 2.85 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 4.30 Age:
Sect: 2 Thickness of Layer(m) : 1.45
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 60/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 4.36 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 5.80 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 170/ 650 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 5.97 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 6.45 Age:
Sect: 4 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 700/1050 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 6.50 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 6.85 Age:
Sect: 4 Thickness of Layer(m) : 0.35
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1450 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 7.30 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 8.75 Age:
Sect: 5 Thickness of Layer(m) : 1.45
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 8.80 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 10.30 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
Leg : 60 Top/Bottom Interval(mm) : 20/1500 Age: QUATERNARY
Hole: 452 Depth Top of Layer(m) : 10.32 Age: QUATERNARY
Core: SP1 Depth Bottom of Layer(m): 11.80 Age:
Sect: 7 Thickness of Layer(m) : 1.48
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PELAGIC CLAY
Screen Lith : PELAGIC CLAY
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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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