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Core Data from the Deep Sea Drilling Project
Leg : 31 Top/Bottom Interval(mm) : 00/ 70 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 1.60 Age: HOLOCENE
Core: 1 Depth Bottom of Layer(m): 1.67 Age: PLEISTOCENE
Sect: CC Thickness of Layer(m) : 0.07
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: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY FINE GRAINED SAND
Screen Lith : SAND
Leg : 31 Top/Bottom Interval(mm) : 70/ 150 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 1.57 Age: HOLOCENE
Core: 1 Depth Bottom of Layer(m): 1.65 Age: PLEISTOCENE
Sect: CC 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 0 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY SAND
Screen Lith : SAND
Leg : 31 Top/Bottom Interval(mm) : 680/1500 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 127.18 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 128.00 Age: PLEISTOCENE
Sect: 1 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 0 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND
Screen Lith : SAND
Leg : 31 Top/Bottom Interval(mm) : 00/ 280 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 128.00 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 128.28 Age: PLEISTOCENE
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
========== ========= ======== ================ ============
3 1 96 /
Processing Hist: Classification was successful.
Shipboard Lith : SAND
Screen Lith : CLAY MINERAL RICH QUARTZ RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 280/ 550 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 128.28 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 128.55 Age: PLEISTOCENE
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 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 550/ 730 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 128.55 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 128.73 Age: PLEISTOCENE
Sect: 2 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
========== ========= ======== ================ ============
0 0 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND SILT CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 730/ 900 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 128.73 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 128.90 Age: PLEISTOCENE
Sect: 2 Thickness of Layer(m) : 0.17
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 900/1500 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 128.90 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 129.50 Age: PLEISTOCENE
Sect: 2 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 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 00/ 380 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 129.50 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 129.88 Age: PLEISTOCENE
Sect: 3 Thickness of Layer(m) : 0.38
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 96 1.34/ 81 10
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 380/ 460 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 129.88 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 129.96 Age: PLEISTOCENE
Sect: 3 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 96 1.44/ 75 7
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND
Screen Lith : SAND
Leg : 31 Top/Bottom Interval(mm) : 550/1500 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 130.05 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 131.00 Age: PLEISTOCENE
Sect: 3 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
========== ========= ======== ================ ============
0 0 96 1.47/ 73 64
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 131.00 Age: HOLOCENE
Core: 2 Depth Bottom of Layer(m): 132.50 Age: 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
========== ========= ======== ================ ============
0 0 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 1080/1500 Age: QUATERNARY
Hole: 298 Depth Top of Layer(m) : 175.08 Age: HOLOCENE
Core: 3 Depth Bottom of Layer(m): 175.50 Age: PLEISTOCENE
Sect: 1 Thickness of Layer(m) : 0.42
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 96 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT AND SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 180/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 183.68 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 185.00 Age:
Sect: 1 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
========== ========= ======== ================ ============
75 0 25 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : CLAY MINERAL RICH CARBONATE OOZE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 185.00 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 186.50 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 25 1.73/ 58 115
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY CLAY
Screen Lith : MUD
Leg : 31 Top/Bottom Interval(mm) : 220/1450 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 186.72 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 187.95 Age:
Sect: 3 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
========== ========= ======== ================ ============
18 6 76 1.71/ 59 100
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY
Screen Lith : QUARTZ RICH CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 1450/1480 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 187.95 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 187.98 Age:
Sect: 3 Thickness of Layer(m) : 0.03
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 2 94 1.82/ 53 3
Processing Hist: Classification was successful.
Shipboard Lith : SAND
Screen Lith : ROCK FRAGMENT RICH SAND
Leg : 31 Top/Bottom Interval(mm) : 1480/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 187.98 Age: UPPER PLEISTOCENE
Core: 4 Depth Bottom of Layer(m): 188.00 Age:
Sect: 3 Thickness of Layer(m) : 0.02
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/ 74 2
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 580/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 193.58 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 194.50 Age:
Sect: 1 Thickness of Layer(m) : 0.92
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: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 194.50 Age: UPPER PLEISTOCENE
Core: 5 Depth Bottom of Layer(m): 196.00 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
========== ========= ======== ================ ============
4 0 97 1.78/ 55 97
Processing Hist:
Shipboard Lith : SILTY CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 278.50 Age: UPPER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 280.00 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
========== ========= ======== ================ ============
4 4 92 /
Processing Hist: Classification was successful.
Shipboard Lith : SILT RICH CLAY
Screen Lith : QUARTZ RICH CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 280.00 Age: UPPER PLEISTOCENE
Core: 6 Depth Bottom of Layer(m): 281.50 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
========== ========= ======== ================ ============
2 0 0 1.75/ 57 143
Processing Hist:
Shipboard Lith : SILT-RICH CLAY
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 297.50 Age: UPPER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 299.00 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
========== ========= ======== ================ ============
2 6 92 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : CLAY MINERAL RICH CLAYSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 299.00 Age: UPPER PLEISTOCENE
Core: 7 Depth Bottom of Layer(m): 300.50 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 1.73/ 58 133
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 1240/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 317.74 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 318.00 Age:
Sect: 1 Thickness of Layer(m) : 0.26
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 7 89 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 318.00 Age: LOWER PLEISTOCENE
Core: 8 Depth Bottom of Layer(m): 319.50 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 1.64/ 63 130
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/ 710 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 335.50 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 336.21 Age:
Sect: 1 Thickness of Layer(m) : 0.71
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.71/ 59 39
Processing Hist:
Shipboard Lith : AHS RICH CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 710/ 960 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 336.21 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 336.46 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
========== ========= ======== ================ ============
18 6 76 1.53/ 70 23
Processing Hist: Classification was successful.
Shipboard Lith : CLAY RICH NANNO RICH VITRIC ASH TUFF
Screen Lith : CLAY MINERAL RICH GLASS RICH MUD
Leg : 31 Top/Bottom Interval(mm) : 960/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 336.46 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 337.00 Age:
Sect: 1 Thickness of Layer(m) : 0.54
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.57/ 67 48
Processing Hist:
Shipboard Lith : ASH RICH CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1300 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 337.00 Age: LOWER PLEISTOCENE
Core: 9 Depth Bottom of Layer(m): 338.30 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
========== ========= ======== ================ ============
3 2 95 /
Processing Hist: Classification was successful.
Shipboard Lith : FISSILE ASH RICH CLAYSTONE
Screen Lith : GLASS RICH CLAY MINERAL RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 364.00 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 365.50 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 0 /
Processing Hist:
Shipboard Lith : ASH-RICH CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 365.50 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 367.00 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 1.79/ 54 142
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/ 350 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 367.00 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 367.35 Age:
Sect: 3 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
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 350/ 440 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 367.35 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 367.44 Age:
Sect: 3 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : ASH
Screen Lith : GLASS RICH FELDSPAR RICH SILT
Leg : 31 Top/Bottom Interval(mm) : 440/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 367.44 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 368.50 Age:
Sect: 3 Thickness of Layer(m) : 1.06
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 4 95 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : FELDSPAR RICH HEAVY MINERAL RICH SANDSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1310 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 368.50 Age: LOWER PLEISTOCENE
Core: 10 Depth Bottom of Layer(m): 369.81 Age:
Sect: 4 Thickness of Layer(m) : 1.31
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 5 94 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : GLASS RICH CLAY MINERAL RICH CLAYSTONE
Leg : 31 Top/Bottom Interval(mm) : 1160/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 393.66 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 394.00 Age:
Sect: 1 Thickness of Layer(m) : 0.34
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) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 394.00 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 395.50 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
========== ========= ======== ================ ============
3 0 0 /
Processing Hist:
Shipboard Lith : SHALE (CLAYEY)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 395.50 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 397.00 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 : SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1430 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 397.00 Age: LOWER PLEISTOCENE
Core: 11 Depth Bottom of Layer(m): 398.43 Age:
Sect: 4 Thickness of Layer(m) : 1.43
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.76/ 56 136
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 1110/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 422.11 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 422.50 Age:
Sect: 1 Thickness of Layer(m) : 0.39
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 SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 422.50 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 424.00 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 1.69/ 61 142
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 424.00 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 425.50 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 1.73/ 58 143
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 425.50 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 427.00 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 1.69/ 60 144
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/ 500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 427.00 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 427.50 Age:
Sect: 5 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
========== ========= ======== ================ ============
3 5 92 1.67/ 62 11
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : ROCK FRAGMENT RICH QUARTZ RICH SANDY MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 500/ 610 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 427.50 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 427.61 Age:
Sect: 5 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 1.70/ 59 12
Processing Hist:
Shipboard Lith : SILTY SAND
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 610/1310 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 427.61 Age: LOWER PLEISTOCENE
Core: 12 Depth Bottom of Layer(m): 428.31 Age:
Sect: 5 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 1.61/ 65 63
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 180/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 468.68 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 470.00 Age:
Sect: 1 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
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 470.00 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 471.50 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 1.76/ 56 143
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 471.50 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 473.00 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 1.81/ 53 146
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/ 670 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 473.00 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 473.67 Age:
Sect: 4 Thickness of Layer(m) : 0.67
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.79/ 54 59
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 670/ 830 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 473.67 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 473.83 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
========== ========= ======== ================ ============
4 3 93 1.57/ 67 16
Processing Hist: Classification was successful.
Shipboard Lith : SANDY SILT AND SILTY SAND
Screen Lith : QUARTZ RICH CLAY MINERAL RICH SANDY MUD
Leg : 31 Top/Bottom Interval(mm) : 830/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 473.83 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 474.50 Age:
Sect: 4 Thickness of Layer(m) : 0.67
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.77/ 56 64
Processing Hist:
Shipboard Lith : CLAYSTONE SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 31 Top/Bottom Interval(mm) : 00/1450 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 474.50 Age: LOWER PLEISTOCENE
Core: 13 Depth Bottom of Layer(m): 475.95 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
========== ========= ======== ================ ============
16 3 81 1.83/ 52 135
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : QUARTZ RICH CLAY MINERAL RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 910/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 516.91 Age: LOWER PLEISTOCENE
Core: 14 Depth Bottom of Layer(m): 517.50 Age:
Sect: 1 Thickness of Layer(m) : 0.59
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 SHALE
Screen Lith : QUARTZ RICH CLAY MINERAL RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 517.50 Age: LOWER PLEISTOCENE
Core: 14 Depth Bottom of Layer(m): 519.00 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
========== ========= ======== ================ ============
3 4 93 1.79/ 54 125
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : QUARTZ RICH CLAY MINERAL RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 519.00 Age: LOWER PLEISTOCENE
Core: 14 Depth Bottom of Layer(m): 520.50 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 1.73/ 58 137
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 520.50 Age: LOWER PLEISTOCENE
Core: 14 Depth Bottom of Layer(m): 522.00 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 1.84/ 51 146
Processing Hist:
Shipboard Lith : CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 564.00 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 565.50 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 0 /
Processing Hist:
Shipboard Lith : SHALE (CLAYSTONE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 565.50 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 567.00 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 : CLAYSTONE (SHALE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 567.00 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 568.50 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 1.80/ 54 146
Processing Hist:
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 568.50 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 570.00 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 /
Processing Hist:
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 570.00 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 571.50 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
========== ========= ======== ================ ============
3 0 0 1.82/ 53 158
Processing Hist:
Shipboard Lith : SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 571.50 Age: LOWER PLEISTOCENE
Core: 15 Depth Bottom of Layer(m): 573.00 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 /
Processing Hist:
Shipboard Lith : SILTY CLAY AND CLAYEY SILT
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 340/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 601.84 Age: LOWER PLEISTOCENE
Core: 16 Depth Bottom of Layer(m): 603.00 Age:
Sect: 1 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 : CLAYSTONE (SHALE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 603.00 Age: LOWER PLEISTOCENE
Core: 16 Depth Bottom of Layer(m): 604.50 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
========== ========= ======== ================ ============
3 0 97 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE
Screen Lith : HEAVY MINERAL RICH FELDSPAR RICH MUDSTONE
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 604.50 Age: LOWER PLEISTOCENE
Core: 16 Depth Bottom of Layer(m): 606.00 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 1.80/ 54 142
Processing Hist:
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : CLASTIC STONE.
Leg : 31 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLEISTOCENE
Hole: 298 Depth Top of Layer(m) : 607.50 Age: LOWER PLEISTOCENE
Core: 16 Depth Bottom of Layer(m): 609.00 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
========== ========= ======== ================ ============
3 0 97 1.87/ 49 145
Processing Hist: Classification was successful.
Shipboard Lith : CLAYSTONE (SHALE)
Screen Lith : FELDSPAR RICH CLAY MINERAL RICH CLAYSTONE
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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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