leg site hole core section top interval depth (cm) bottom interval depth (cm) top of layer (m) bottom of layer(m) thickness of layer(m) lithology source heterogeneity hardness comp1 comp2 comp3 comp4 comp5 processing history flag lithology name from screen program lithology name from shipboard observer avg. calcareous material avg. siliceous material avg. detrital material age mnemonic at top of layer age mnemonic at bottom of layer age code(interpreted) avg density from g.r.a.p.e. avg porosity from g.r.a.p.e. number of g.r.a.p.e. measurements 28 267 1 1 87.0 150.0 0.87 1.50 0.63 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE DIATOM CLAY MINERAL Precoded data CLAY MINERAL RICH DIATOM RICH CLAY DIATOM BEARING CLAY 0 0 0 PLIOCENE NO AGE GIVEN 28 267 1 2 0.0 150.0 1.50 3.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE DIATOM CLAY MINERAL Precoded data CLAY MINERAL RICH DIATOM RICH CLAY DIATOM BEARING CLAY 0 0 0 PLIOCENE NO AGE GIVEN 28 267 1 3 88.0 150.0 3.88 4.50 0.62 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE DIATOM CLAY MINERAL Precoded data CLAY MINERAL RICH DIATOM RICH CLAY DIATOM BEARING CLAY 0 0 0 PLIOCENE NO AGE GIVEN 28 267 1 CC 0.0 0.0 4.60 4.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL DIATOM Successful DIATOM RICH CLAY MINERAL RICH MUD DIATOM RICH SILTY CLAY 0 15 85 28 267 2 CC 0.0 0.0 42.10 42.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL DIATOM Successful DIATOM RICH CLAY MINERAL RICH CLAY DIATOM RICH CLAY 0 15 85 MIOCENE NO AGE GIVEN 28 267 3 1 125.0 150.0 90.75 91.00 0.25 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 2 98 LOWER MIOCENE NO AGE GIVEN 28 267 3 2 0.0 150.0 91.00 92.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 1 2 98 LOWER MIOCENE NO AGE GIVEN 1.42 76 158 28 267 3 3 0.0 150.0 92.50 94.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 2 98 LOWER MIOCENE NO AGE GIVEN 1.49 73 148 28 267 3 4 0.0 141.0 94.00 95.41 1.41 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 2 98 LOWER MIOCENE NO AGE GIVEN 1.40 78 149 28 267 3 5 0.0 150.0 95.50 97.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 9 2 90 LOWER MIOCENE NO AGE GIVEN 1.50 72 153 28 267 3 CC 0.0 0.0 97.10 97.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL Successful CLAY MINERAL RICH MUD CLAY 0 2 98 LOWER MIOCENE NO AGE GIVEN 28 267 4 1 0.0 150.0 128.00 129.50 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL Successful MARLY NANNOFOSSIL OOZE CLAY BEARING NANNO OOZE 49 4 48 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 28 267 4 2 0.0 150.0 129.50 131.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE 95 4 1 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 28 267 4 3 0.0 150.0 131.00 132.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE CLAY BEARING NANNO OOZE 93 4 3 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 28 267 4 4 0.0 150.0 132.50 134.00 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL Successful MARLY NANNOFOSSIL OOZE NANNO OOZE 43 7 50 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 1.50 72 158 28 267 4 5 0.0 145.0 134.00 135.45 1.45 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE 96 4 0 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 1.55 69 149 28 267 4 6 0.0 150.0 135.50 137.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE 95 2 3 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 1.54 69 156 28 267 4 CC 0.0 0.0 137.10 137.10 0.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL OOZE CLAY RICH NANNO OOZE 70 3 27 28 267 5 1 52.0 99.0 166.02 166.49 0.47 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. NANNO OOZE AND CHALK 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 99.0 103.0 166.49 166.53 0.04 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. CHALK 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 103.0 105.0 166.53 166.55 0.02 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. DRILLING BRECCIA 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 105.0 111.0 166.55 166.61 0.06 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK CHALK 94 4 2 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 111.0 113.0 166.61 166.63 0.02 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL NANNOFOSSIL CHALK DRILLING BRECCIA 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 113.0 115.0 166.63 166.65 0.02 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL NANNOFOSSIL CHALK CHALK 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 1 115.0 144.0 166.65 166.94 0.29 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK NANNO CHALK 96 4 0 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 5 2 0.0 145.0 167.00 168.45 1.45 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK NANNO OOZE AND CHALK 70 4 27 MIDDLE OLIGOCENE NO AGE GIVEN 1.56 68 147 28 267 5 3 6.0 150.0 168.56 170.00 1.44 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK NANNO OOZE AND CHALK 95 4 1 MIDDLE OLIGOCENE NO AGE GIVEN 1.63 64 153 28 267 5 CC 0.0 0.0 170.10 170.10 0.00 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK NANNO OOZE 94 2 4 MIDDLE OLIGOCENE NO AGE GIVEN 28 267 6 1 50.0 60.0 204.00 204.10 0.10 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK NANNO CHALK 95 0 5 LOWER OLIGOCENE UPPER EOCENE NO AGE GIVEN 28 267 6 1 60.0 70.0 204.10 204.20 0.10 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 Precoded data LIMESTONE LIMESTONE 40 25 5 LOWER OLIGOCENE UPPER EOCENE NO AGE GIVEN 28 267 6 1 70.0 150.0 204.20 205.00 0.80 unk - 0000 BASALT BASALT 0 0 0 LOWER OLIGOCENE UPPER EOCENE NO AGE GIVEN 28 267 6 CC 0.0 0.0 205.10 205.10 0.00 unk - 0000 BASALT BASALT 0 0 0 LOWER OLIGOCENE UPPER EOCENE NO AGE GIVEN 28 267 7 1 0.0 150.0 210.00 211.50 1.50 unk - 0000 BASALT BASALT 0 0 0 LOWER OLIGOCENE UPPER EOCENE NO AGE GIVEN 28 267 7 CC 0.0 0.0 211.60 211.60 0.00 unk - 0000 BASALT BASALT 0 0 0