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 7 64 A 1 1 0.0 150.0 433.00 434.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE TO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.78 55 158 7 64 A 1 2 0.0 150.0 434.50 436.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE TO NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 55 158 7 64 A 1 3 0.0 150.0 436.00 437.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE TO NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.76 56 159 7 64 A 1 4 0.0 150.0 437.50 439.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 55 157 7 64 A 1 5 0.0 150.0 439.00 440.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 158 7 64 A 1 6 0.0 150.0 440.50 442.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND MINOR NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.78 55 151 7 64 A 2 1 23.0 150.0 442.23 443.50 1.27 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.71 59 135 7 64 A 2 2 5.0 150.0 443.55 445.00 1.45 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.74 57 154 7 64 A 2 3 5.0 150.0 445.05 446.50 1.45 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.78 55 154 7 64 A 2 4 0.0 150.0 446.50 448.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 158 7 64 A 2 5 0.0 150.0 448.00 449.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.79 55 158 7 64 A 2 6 0.0 150.0 449.50 451.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 158 7 64 A 3 1 0.0 150.0 451.00 452.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 158 7 64 A 3 2 1.0 150.0 452.51 454.00 1.49 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 56 158 7 64 A 3 3 3.0 150.0 454.03 455.50 1.47 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.79 54 156 7 64 A 3 4 3.0 150.0 455.53 457.00 1.47 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.80 54 154 7 64 A 3 5 0.0 150.0 457.00 458.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.79 54 154 7 64 A 3 6 2.0 150.0 458.52 460.00 1.48 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 56 157 7 64 A 4 1 8.0 150.0 461.08 462.50 1.42 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.75 57 151 7 64 A 4 2 0.0 150.0 462.50 464.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 56 157 7 64 A 4 3 0.0 150.0 464.00 465.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE AND MINOR CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.76 56 159 7 64 A 4 4 0.0 150.0 465.50 467.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.75 57 156 7 64 A 4 5 0.0 150.0 467.00 468.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.79 54 158 7 64 A 4 6 0.0 150.0 468.50 470.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 158 7 64 A 5 1 0.0 150.0 470.00 471.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OR CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.73 58 158 7 64 A 5 2 5.0 150.0 471.55 473.00 1.45 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK OR CHALK OOZE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.77 56 154 7 64 A 5 3 2.0 150.0 473.02 474.50 1.48 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.80 54 157 7 64 A 5 4 0.0 150.0 474.50 476.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.82 52 158 7 64 A 5 5 0.0 150.0 476.00 477.50 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.85 51 158 7 64 A 5 6 0.0 150.0 477.50 479.00 1.50 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.82 52 157 7 64 A 6 1 2.0 150.0 565.02 566.50 1.48 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.84 51 154 7 64 A 6 2 2.0 150.0 566.52 568.00 1.48 CALCAREOUS PELAGIC MONOGENIC HARD unk - 0000 NANNOFOSSIL FORAMINIFERA Precoded data FORAMINIFERA RICH NANNOFOSSIL RICH INDURATED CHALK NANNO CHALK AND LIMESTONE 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.81 53 156 7 64 A 6 3 0.0 150.0 568.00 569.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Successful RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 87 23 0 LOWER MIOCENE NO AGE GIVEN 1.82 53 157 7 64 A 6 4 0.0 150.0 569.50 571.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 LOWER MIOCENE NO AGE GIVEN 1.82 52 155 7 64 A 7 1 55.0 66.0 661.55 661.66 0.11 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK LIMESTONE 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.29 84 4 7 64 A 7 1 66.0 74.0 661.66 661.74 0.08 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK LIMESTONE AND CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.55 69 5 7 64 A 7 1 74.0 131.0 661.74 662.31 0.57 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.84 51 61 7 64 A 7 1 131.0 143.0 662.31 662.43 0.12 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK MUD 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.80 54 13 7 64 A 7 1 143.0 145.0 662.43 662.45 0.02 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.83 52 2 7 64 A 7 1 145.0 150.0 662.45 662.50 0.05 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK MUD 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.75 57 5 7 64 A 7 2 0.0 150.0 662.50 664.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK AND MINOR LIMESTONE 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.84 52 157 7 64 A 7 3 0.0 150.0 664.00 665.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.84 52 158 7 64 A 7 4 0.0 150.0 665.50 667.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.80 54 157 7 64 A 8 1 55.0 150.0 746.55 747.50 0.95 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.74 57 82 7 64 A 8 2 0.0 150.0 747.50 749.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 1.88 49 157 7 64 A 9 1 0.0 150.0 911.00 912.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER EOCENE NO AGE GIVEN 1.84 51 157 7 64 A 9 2 0.0 150.0 912.50 914.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER EOCENE NO AGE GIVEN 1.83 52 158 7 64 A 9 3 0.0 150.0 914.00 915.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 UPPER EOCENE NO AGE GIVEN 1.88 49 156 7 64 A 10 1 0.0 150.0 969.00 970.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 MIDDLE EOCENE NO AGE GIVEN 1.84 51 150 7 64 A 10 2 0.0 150.0 970.50 972.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA RADIOLARIA Precoded data RADIOLARIA RICH FORAMINIFERA CHALK NANNO CHALK 50 35 0 MIDDLE EOCENE NO AGE GIVEN 1.87 49 155