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Core Data from the Deep Sea Drilling Project
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 63.00 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 64.50 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
========== ========= ======== ================ ============
50 35 8 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 64.50 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 66.00 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
========== ========= ======== ================ ============
85 2 13 1.67/ 62 153
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 66.00 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 67.50 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
========== ========= ======== ================ ============
81 24 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 67.50 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 69.00 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
========== ========= ======== ================ ============
82 24 0 1.72/ 59 159
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 69.00 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 70.50 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
========== ========= ======== ================ ============
86 8 6 1.65/ 62 159
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 70.50 Age: UPPER OLIGOCENE
Core: 1 Depth Bottom of Layer(m): 72.00 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
========== ========= ======== ================ ============
90 24 0 1.66/ 62 152
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 150/1450 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 128.15 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 129.45 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
========== ========= ======== ================ ============
95 24 0 1.75/ 56 123
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1480 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 129.50 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 130.98 Age:
Sect: 2 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
========== ========= ======== ================ ============
91 0 0 1.76/ 56 157
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 131.00 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 132.50 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
========== ========= ======== ================ ============
94 0 0 1.76/ 56 159
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 132.50 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 134.00 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
========== ========= ======== ================ ============
89 2 9 1.75/ 57 160
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : INDURATED NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 134.00 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 135.50 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
========== ========= ======== ================ ============
92 0 0 1.80/ 54 159
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1460 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 135.50 Age: LOWER OLIGOCENE
Core: 2 Depth Bottom of Layer(m): 136.96 Age:
Sect: 6 Thickness of Layer(m) : 1.46
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
90 0 0 1.76/ 56 147
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 530/ 880 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 137.53 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 137.88 Age:
Sect: 1 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
========== ========= ======== ================ ============
91 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 138.50 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 140.00 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
========== ========= ======== ================ ============
90 2 8 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 140.00 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 141.50 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
========== ========= ======== ================ ============
87 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 141.50 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 143.00 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
========== ========= ======== ================ ============
94 24 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH INDURATED NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 20/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 143.02 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 144.50 Age:
Sect: 5 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
========== ========= ======== ================ ============
89 24 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH INDURATED NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 144.50 Age: LOWER OLIGOCENE
Core: 3 Depth Bottom of Layer(m): 146.00 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
========== ========= ======== ================ ============
87 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 146.24 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 147.74 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
========== ========= ======== ================ ============
79 24 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 147.74 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 149.24 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 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 149.24 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 150.74 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
========== ========= ======== ================ ============
80 24 0 1.71/ 59 159
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : DIATOM RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 150.74 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 152.24 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
========== ========= ======== ================ ============
50 35 0 1.67/ 61 160
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 152.24 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 153.74 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
========== ========= ======== ================ ============
69 78 0 /
Processing Hist: Classification was successful.
Shipboard Lith : COCCOLITH CHALK OOZE
Screen Lith : NANNOFOSSIL RICH DIATOM RICH RADIOLARIA OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 153.74 Age: LOWER OLIGOCENE
Core: 4 Depth Bottom of Layer(m): 155.24 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
========== ========= ======== ================ ============
76 22 2 1.64/ 64 150
Processing Hist: Classification was successful.
Shipboard Lith : COCCOLITH CHALK OOZE
Screen Lith : RADIOLARIA RICH INDURATED NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 30/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 155.03 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 156.50 Age:
Sect: 1 Thickness of Layer(m) : 1.47
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
92 2 6 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK
Screen Lith : NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 156.50 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 158.00 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
========== ========= ======== ================ ============
92 0 0 1.77/ 56 160
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 158.00 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 159.50 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
========== ========= ======== ================ ============
91 0 0 1.77/ 56 159
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 159.50 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 161.00 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
========== ========= ======== ================ ============
92 0 0 1.72/ 59 158
Processing Hist:
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 161.00 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 162.50 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
========== ========= ======== ================ ============
58 2 40 1.73/ 58 160
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE
Screen Lith : MARLY NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 162.50 Age: LOWER OLIGOCENE
Core: 5 Depth Bottom of Layer(m): 164.00 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
========== ========= ======== ================ ============
90 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 164.26 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 165.76 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
========== ========= ======== ================ ============
88 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/ 550 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 165.76 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 166.31 Age:
Sect: 2 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
========== ========= ======== ================ ============
56 55 0 1.62/ 64 59
Processing Hist: Classification was successful.
Shipboard Lith : RAD NANNO MARL
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 550/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 166.31 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 167.26 Age:
Sect: 2 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 0 1.81/ 53 101
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 167.26 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 168.76 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
========== ========= ======== ================ ============
94 0 0 1.78/ 55 159
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 168.76 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 170.26 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
========== ========= ======== ================ ============
92 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 170.26 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 171.76 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
========== ========= ======== ================ ============
90 16 0 1.77/ 55 159
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 171.76 Age: LOWER OLIGOCENE
Core: 6 Depth Bottom of Layer(m): 173.26 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
========== ========= ======== ================ ============
93 24 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO RAD CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1430 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 173.24 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 174.67 Age:
Sect: 1 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
========== ========= ======== ================ ============
83 47 0 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 174.74 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 176.24 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
========== ========= ======== ================ ============
89 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 176.24 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 177.74 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
========== ========= ======== ================ ============
88 56 0 /
Processing Hist: Classification was successful.
Shipboard Lith : COCCOLITH RAD CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 177.74 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 179.24 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
========== ========= ======== ================ ============
86 0 0 1.74/ 57 160
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 179.24 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 180.74 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
========== ========= ======== ================ ============
88 46 0 1.69/ 60 160
Processing Hist: Classification was successful.
Shipboard Lith : NANNO RAD CHALK
Screen Lith : RADIOLARIA RICH NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1450 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 180.74 Age: LOWER OLIGOCENE
Core: 7 Depth Bottom of Layer(m): 182.19 Age:
Sect: 6 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
========== ========= ======== ================ ============
88 0 0 1.79/ 54 141
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 510/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 182.51 Age: LOWER OLIGOCENE
Core: 8 Depth Bottom of Layer(m): 183.50 Age:
Sect: 1 Thickness of Layer(m) : 0.99
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
85 0 0 /
Processing Hist:
Shipboard Lith : NANNO CHALK
Screen Lith : CALCAREOUS OOZE.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 183.50 Age: LOWER OLIGOCENE
Core: 8 Depth Bottom of Layer(m): 185.00 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
========== ========= ======== ================ ============
73 46 0 1.66/ 62 159
Processing Hist: Classification was successful.
Shipboard Lith : COCCOLITH DIATOMACEOUS RAD CHALK
Screen Lith : RADIOLARIA RICH INDURATED NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 185.00 Age: LOWER OLIGOCENE
Core: 8 Depth Bottom of Layer(m): 186.50 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
========== ========= ======== ================ ============
67 62 0 1.70/ 60 151
Processing Hist:
Shipboard Lith : COCCOLITH DIAT CHALK
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 880/1200 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 191.88 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 192.20 Age:
Sect: 1 Thickness of Layer(m) : 0.32
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
71 0 0 /
Processing Hist:
Shipboard Lith : NANNO RAD CHALK
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 1200/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 192.20 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 192.50 Age:
Sect: 1 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
========== ========= ======== ================ ============
55 46 0 /
Processing Hist: Classification was successful.
Shipboard Lith : COCCOLITH DIATOMACEOUS CHALK
Screen Lith : RADIOLARIA RICH SEMIINDURATED NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 192.50 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 194.00 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
========== ========= ======== ================ ============
50 35 0 1.64/ 63 159
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK
Screen Lith : NANNOFOSSIL CHALK
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 194.00 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 195.50 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
========== ========= ======== ================ ============
40 25 0 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : COCCOLITH RAD MARL
Screen Lith : RADIOLARIA RICH MARLY NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 195.50 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 197.00 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
========== ========= ======== ================ ============
40 25 0 1.71/ 59 159
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO RAD CHALK
Screen Lith : RADIOLARIA RICH MARLY NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 197.00 Age: LOWER OLIGOCENE
Core: 9 Depth Bottom of Layer(m): 198.50 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
========== ========= ======== ================ ============
40 25 0 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : COCCOLITH RAD CHALK
Screen Lith : RADIOLARIA RICH MARLY NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 00/ 370 Age: LOWER OLIGOCENE
Hole: 161A Depth Top of Layer(m) : 200.00 Age: LOWER OLIGOCENE
Core: 10 Depth Bottom of Layer(m): 200.37 Age:
Sect: 1 Thickness of Layer(m) : 0.37
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 56 43 /
Processing Hist: Classification was successful.
Shipboard Lith : RAD CLAY (RADIOLARITE)
Screen Lith : IRON RICH MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 201.50 Age: UPPER EOCENE
Core: 10 Depth Bottom of Layer(m): 203.00 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
========== ========= ======== ================ ============
8 36 56 /
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH RADIOLARIA MUDSTONE
Leg : 16 Top/Bottom Interval(mm) : 80/1440 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 203.08 Age: UPPER EOCENE
Core: 10 Depth Bottom of Layer(m): 204.44 Age:
Sect: 3 Thickness of Layer(m) : 1.36
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 67 31 /
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH DIATOM RICH MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 204.50 Age: UPPER EOCENE
Core: 10 Depth Bottom of Layer(m): 206.00 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
========== ========= ======== ================ ============
9 56 35 1.29/ 84 158
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 206.00 Age: UPPER EOCENE
Core: 10 Depth Bottom of Layer(m): 207.50 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
========== ========= ======== ================ ============
9 0 0 1.32/ 83 157
Processing Hist:
Shipboard Lith : RADIOLARITE
Screen Lith : MUDDY CHERT.
Leg : 16 Top/Bottom Interval(mm) : 220/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 207.72 Age: UPPER EOCENE
Core: 10 Depth Bottom of Layer(m): 209.00 Age:
Sect: 6 Thickness of Layer(m) : 1.28
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
19 67 13 1.36/ 80 136
Processing Hist:
Shipboard Lith : RADIOLARITE
Screen Lith : MUDDY CHERT.
Leg : 16 Top/Bottom Interval(mm) : 1100/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 210.10 Age: UPPER EOCENE
Core: 11 Depth Bottom of Layer(m): 210.50 Age:
Sect: 1 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
========== ========= ======== ================ ============
23 0 0 /
Processing Hist:
Shipboard Lith : RADIOLARITE
Screen Lith : MUDDY CHERT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 210.50 Age: UPPER EOCENE
Core: 11 Depth Bottom of Layer(m): 212.00 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
========== ========= ======== ================ ============
20 0 0 1.30/ 83 159
Processing Hist:
Shipboard Lith : RADIOLARITE
Screen Lith : MUDDY CHERT.
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 212.00 Age: UPPER EOCENE
Core: 11 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
========== ========= ======== ================ ============
11 56 34 1.40/ 78 151
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : NANNOFOSSIL RICH MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 213.50 Age: UPPER EOCENE
Core: 11 Depth Bottom of Layer(m): 215.00 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
========== ========= ======== ================ ============
21 56 23 1.40/ 78 159
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH RADIOLARIA RADIOLARIAITE
Leg : 16 Top/Bottom Interval(mm) : 00/1500 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 215.00 Age: UPPER EOCENE
Core: 11 Depth Bottom of Layer(m): 216.50 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
========== ========= ======== ================ ============
18 56 26 1.38/ 79 151
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH RADIOLARIA RADIOLARIAITE
Leg : 16 Top/Bottom Interval(mm) : 50/1450 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 218.05 Age: UPPER EOCENE
Core: 12 Depth Bottom of Layer(m): 219.45 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
========== ========= ======== ================ ============
7 44 49 1.33/ 82 140
Processing Hist:
Shipboard Lith : RADIOLARITE
Screen Lith : SILICEOUS SEDIMENT.
Leg : 16 Top/Bottom Interval(mm) : 00/ 700 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 227.00 Age: UPPER EOCENE
Core: 13 Depth Bottom of Layer(m): 227.70 Age:
Sect: 1 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
========== ========= ======== ================ ============
1 56 44 /
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 00/1150 Age: UPPER EOCENE
Hole: 161A Depth Top of Layer(m) : 235.00 Age: UPPER EOCENE
Core: 14 Depth Bottom of Layer(m): 236.15 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
========== ========= ======== ================ ============
54 23 23 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO RAD CHALK
Screen Lith : RADIOLARIA RICH SEMIINDURATED NANNOFOSSIL OOZE
Leg : 16 Top/Bottom Interval(mm) : 1150/1500 Age: MIDDLE EOCENE
Hole: 161A Depth Top of Layer(m) : 236.15 Age: MIDDLE EOCENE
Core: 14 Depth Bottom of Layer(m): 236.50 Age:
Sect: 1 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
========== ========= ======== ================ ============
25 40 23 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : RADIOLARITE
Screen Lith : MUDDY RADIOLARIA CHERT
Leg : 16 Top/Bottom Interval(mm) : 730/1500 Age: MIDDLE EOCENE
Hole: 161A Depth Top of Layer(m) : 237.23 Age: MIDDLE EOCENE
Core: 14 Depth Bottom of Layer(m): 238.00 Age:
Sect: 2 Thickness of Layer(m) : 0.77
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 55 45 /
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARITE
Screen Lith : IRON RICH MUDDY RADIOLARIA CHERT
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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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