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 81 552 1 1 0.0 150.0 0.00 1.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 74 5 22 PLEISTOCENE NO AGE GIVEN 1.51 71 128 81 552 1 2 0.0 100.0 1.50 2.50 1.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL OOZE NANNOFOSSIL MARL 28 0 0 PLEISTOCENE NO AGE GIVEN 1.57 67 77 81 552 1 2 100.0 145.0 2.50 2.95 0.45 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL OOZE NANNOFOSSIL FORAM OOZE 0 0 0 PLEISTOCENE NO AGE GIVEN 1.57 68 40 81 552 1 3 0.0 39.0 3.00 3.39 0.39 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL OOZE NANNO FORAM OOZE 66 0 0 PLEISTOCENE NO AGE GIVEN 81 552 1 CC 0.0 5.0 3.49 3.54 0.05 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL OOZE NANNO FORAM OOZE 0 0 0 PLEISTOCENE NO AGE GIVEN 81 552 2 1 0.0 102.0 51.00 52.02 1.02 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 88 6 6 LOWER PLIOCENE NO AGE GIVEN 1.61 65 49 81 552 2 CC 0.0 5.0 52.16 52.21 0.05 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 LOWER PLIOCENE NO AGE GIVEN 81 552 3 1 0.0 143.0 108.00 109.43 1.43 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 94 2 4 UPPER MIOCENE NO AGE GIVEN 1.72 59 119 81 552 3 2 0.0 150.0 109.50 111.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 74 6 20 UPPER MIOCENE NO AGE GIVEN 1.71 59 128 81 552 3 3 0.0 115.0 111.00 112.15 1.15 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 92 0 0 UPPER MIOCENE NO AGE GIVEN 1.77 55 67 81 552 3 4 0.0 150.0 112.50 114.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.76 56 129 81 552 3 5 0.0 150.0 114.00 115.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.79 55 129 81 552 3 6 0.0 130.0 115.50 116.80 1.30 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.74 58 97 81 552 3 CC 0.0 15.0 116.95 117.10 0.15 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 4 1 0.0 150.0 117.50 119.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 92 6 2 UPPER MIOCENE NO AGE GIVEN 1.69 60 127 81 552 4 2 0.0 150.0 119.00 120.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 4 3 0.0 150.0 120.50 122.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 82 3 15 UPPER MIOCENE NO AGE GIVEN 1.73 58 129 81 552 4 4 0.0 146.0 122.00 123.46 1.46 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.75 57 121 81 552 4 CC 0.0 10.0 123.56 123.66 0.10 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CALCAREOUS OOZE. FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 5 1 0.0 150.0 127.00 128.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 90 4 6 UPPER MIOCENE NO AGE GIVEN 1.69 61 129 81 552 5 2 0.0 150.0 128.50 130.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 92 0 8 UPPER MIOCENE NO AGE GIVEN 1.74 57 129 81 552 5 3 0.0 150.0 130.00 131.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.75 57 129 81 552 5 4 0.0 150.0 131.50 133.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.73 58 129 81 552 5 5 0.0 50.0 133.00 133.50 0.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 5 CC 0.0 20.0 133.61 133.81 0.20 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 6 1 0.0 150.0 136.50 138.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 81 4 15 UPPER MIOCENE NO AGE GIVEN 1.66 62 128 81 552 6 2 0.0 150.0 138.00 139.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 85 5 10 UPPER MIOCENE NO AGE GIVEN 1.74 57 129 81 552 6 3 0.0 115.0 139.50 140.65 1.15 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE FORAM NANNOFOSSIL OOZE 86 4 11 UPPER MIOCENE NO AGE GIVEN 1.75 56 67 81 552 6 4 0.0 100.0 141.00 142.00 1.00 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK FORAM NANNOFOSSIL CHALK 90 0 10 UPPER MIOCENE NO AGE GIVEN 1.75 57 42 81 552 6 CC 0.0 20.0 142.10 142.30 0.20 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL NANNOFOSSIL CHALK FORAM NANNOFOSSIL CHALK 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 7 1 0.0 150.0 146.00 147.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK FORAM NANNOFOSSIL CHALK 91 0 9 UPPER MIOCENE NO AGE GIVEN 1.68 61 129 81 552 7 2 0.0 150.0 147.50 149.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CHALK. FORAM NANNOFOSSIL CHALK 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.71 59 129 81 552 7 3 0.0 150.0 149.00 150.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL CHALK FORAM NANNOFOSSIL CHALK 91 0 9 UPPER MIOCENE NO AGE GIVEN 1.77 55 121 81 552 7 4 0.0 82.0 150.50 151.32 0.82 CALCAREOUS PELAGIC MONOGENIC FIRM UNIDENT CALC FOSSIL CHALK. FORAM NANNOFOSSIL CHALK 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.65 63 12 81 552 7 CC 0.0 20.0 151.43 151.63 0.20 CALCAREOUS PELAGIC MONOGENIC FIRM UNIDENT CALC FOSSIL CHALK. FORAM NANNOFOSSIL CHALK 0 0 0 UPPER MIOCENE NO AGE GIVEN 81 552 8 1 0.0 150.0 155.50 157.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA NANNOFOSSIL Successful NANNOFOSSIL RICH FORAMINIFERA CHALK GLAUCONITIC FORAM NANNOFOSSIL CHALK 80 0 20 UPPER MIOCENE NO AGE GIVEN 1.60 65 127 81 552 8 2 0.0 150.0 157.00 158.50 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL CHALK GLAUCONITIC FORAM NANNOFOSSIL CHALK 78 0 22 MIDDLE MIOCENE NO AGE GIVEN 1.67 61 129 81 552 8 3 0.0 150.0 158.50 160.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL FORAMINIFERA FORAMINIFERA RICH NANNOFOSSIL CHALK GLAUCONITIC FORAM NANNOFOSSIL CHALK 0 0 0 MIDDLE MIOCENE NO AGE GIVEN 1.68 61 130 81 552 8 4 0.0 84.0 160.00 160.84 0.84 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL FORAMINIFERA Successful FORAMINIFERA RICH NANNOFOSSIL CHALK BIOSILICIOUS FORAM NANNOFOSSIL CHALK 68 10 22 MIDDLE MIOCENE NO AGE GIVEN 1.72 59 14 81 552 9 1 0.0 150.0 165.00 166.50 1.50 unk - 0000 BIOSILICIOUS NANNOFOSSIL MARLSTONE BIOSILICIOUS NANNOFOSSIL MARLSTONE 0 0 0 MIDDLE EOCENE LOWER EOCENE NO AGE GIVEN 1.27 85 114 81 552 9 2 0.0 150.0 166.50 168.00 1.50 unk - 0000 BIOSILICIOUS NANNOFOSSIL MARLSTONE BIOSILICIOUS NANNOFOSSIL MARLSTONE 0 0 0 MIDDLE EOCENE NO AGE GIVEN 1.27 86 128 81 552 9 3 0.0 150.0 168.00 169.50 1.50 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL Successful NANNOFOSSIL RICH SPICULE MUDSTONE BIOSILICIOUS NANNOFOSSIL MARLSTONE 15 32 53 MIDDLE EOCENE NO AGE GIVEN 1.34 81 129 81 552 9 4 0.0 115.0 169.50 170.65 1.15 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE BIOSILICIOUS NANNOFOSSIL MARLSTONE 24 0 0 MIDDLE EOCENE NO AGE GIVEN 1.41 77 67 81 552 9 5 0.0 112.0 171.00 172.12 1.12 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE BIOSILICIOUS NANNOFOSSIL MARLSTONE 6 0 0 MIDDLE EOCENE NO AGE GIVEN 1.51 71 64 81 552 9 CC 0.0 10.0 172.22 172.32 0.10 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE NANNOFOSSIL MARLSTONE 0 0 0 MIDDLE EOCENE NO AGE GIVEN 81 552 10 1 0.0 5.0 174.50 174.55 0.05 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE CHERT 0 0 0 MIDDLE EOCENE NO AGE GIVEN 81 552 10 CC 0.0 5.0 174.80 174.85 0.05 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE CHERT 2 0 0 MIDDLE EOCENE LOWER EOCENE NO AGE GIVEN 81 552 12 1 0.0 45.0 193.50 193.95 0.45 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE DRILLING BRECCIA 0 0 0 LOWER EOCENE NO AGE GIVEN 1.83 52 38 81 552 12 1 45.0 150.0 193.95 195.00 1.05 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 1.57 67 92 81 552 12 2 0.0 150.0 195.00 196.50 1.50 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 1.65 63 129 81 552 12 3 0.0 150.0 196.50 198.00 1.50 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL NANNOFOSSIL RICH SPICULE MUDSTONE CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 1.55 69 130 81 552 12 4 0.0 150.0 198.00 199.50 1.50 SILICEOUS TRANSITIONAL HETEROGENIC HARD SPICULE NANNOFOSSIL Successful NANNOFOSSIL RICH SPICULE MUDSTONE CALCAREOUS BIOSILICIOUS TUFF 11 40 49 LOWER EOCENE NO AGE GIVEN 1.51 71 130 81 552 12 5 0.0 120.0 199.50 200.70 1.20 unk - 0000 CALCAREOUS BIOSILICIOUS TUFF CALCAREOUS BIOSILICIOUS TUFF 8 0 0 LOWER EOCENE NO AGE GIVEN 1.47 74 78 81 552 12 6 0.0 143.0 201.00 202.43 1.43 unk - 0000 CALCAREOUS BIOSILICIOUS TUFF CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 1.56 68 118 81 552 12 7 0.0 50.0 202.50 203.00 0.50 unk - 0000 CALCAREOUS BIOSILICIOUS TUFF CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 12 CC 0.0 20.0 203.11 203.31 0.20 unk - 0000 CALCAREOUS BIOSILICIOUS TUFF CALCAREOUS BIOSILICIOUS TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 13 1 0.0 20.0 203.00 203.20 0.20 unk - 0000 DRILLING BRECCIA DRILLING BRECCIA 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 13 1 20.0 147.0 203.20 204.47 1.27 unk - 0000 BIOSILICIOUS TUFFACEOUS MUDSTONE BIOSILICIOUS TUFFACEOUS MUDSTONE 12 0 0 LOWER EOCENE NO AGE GIVEN 81 552 14 1 0.0 150.0 212.50 214.00 1.50 unk - 0000 BIOSILICIOUS VITRIC MUDSTONE BIOSILICIOUS VITRIC MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 1.35 81 111 81 552 14 2 0.0 150.0 214.00 215.50 1.50 unk - 0000 BIOSILICIOUS VITRIC MUDSTONE BIOSILICIOUS VITRIC MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 1.34 81 115 81 552 14 3 0.0 150.0 215.50 217.00 1.50 unk - 0000 BIOSILICIOUS VITRIC MUDSTONE BIOSILICIOUS VITRIC MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 1.36 80 126 81 552 14 4 0.0 40.0 217.00 217.40 0.40 unk - 0000 BIOSILICIOUS VITRIC MUDSTONE BIOSILICIOUS VITRIC MUDSTONE 5 0 0 LOWER EOCENE NO AGE GIVEN 81 552 14 CC 0.0 20.0 217.52 217.72 0.20 unk - 0000 BIOSILICIOUS VITRIC MUDSTONE BIOSILICIOUS VITRIC MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 15 1 0.0 130.0 222.00 223.30 1.30 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL NANNOFOSSIL SPICULE Successful SPICULE RICH NANNOFOSSIL RICH MUDSTONE BIOSILICIOUS NANNOFOSSIL MARL 3 25 72 LOWER EOCENE NO AGE GIVEN 1.51 71 89 81 552 15 CC 0.0 10.0 223.40 223.50 0.10 unk - 0000 BIOSILICIOUS NANNOFOSSIL MARL BIOSILICIOUS NANNOFOSSIL MARL 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 16 1 0.0 85.0 231.50 232.35 0.85 unk - 0000 BIOSILICEOUS VOLCANIC TUFF BIOSILICEOUS VOLCANIC TUFF 9 0 0 LOWER EOCENE NO AGE GIVEN 1.33 82 13 81 552 16 CC 0.0 10.0 232.55 232.65 0.10 unk - 0000 BIOSILICEOUS VOLCANIC TUFF BIOSILICEOUS VOLCANIC TUFF 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 17 1 0.0 42.0 241.00 241.42 0.42 unk - 0000 SILICIFIED TUFF SILICIFIED TUFF 15 0 0 LOWER EOCENE NO AGE GIVEN 81 552 18 1 0.0 100.0 250.50 251.50 1.00 unk - 0000 GLAUCONITIC NANNOFOSSIL CHALK GLAUCONITIC NANNOFOSSIL CHALK 37 0 0 LOWER EOCENE NO AGE GIVEN 1.51 71 39 81 552 18 1 100.0 150.0 251.50 252.00 0.50 unk - 0000 SILICIFIED TUFFACEOUS MUDSTONE SILICIFIED TUFFACEOUS MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 1.41 77 29 81 552 18 2 0.0 55.0 252.00 252.55 0.55 unk - 0000 BIOSILICIOUS MARLSTONE BIOSILICIOUS MARLSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 18 2 55.0 80.0 252.55 252.80 0.25 unk - 0000 SILICIFIED MUDSTONE SILICIFIED MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 1.52 70 1 81 552 19 CC 0.0 10.0 260.10 260.20 0.10 unk - 0000 CALCAREOUS SILICIFIED MUDSTONE CALCAREOUS SILICIFIED MUDSTONE 0 0 0 LOWER EOCENE NO AGE GIVEN 81 552 21 1 0.0 150.0 279.00 280.50 1.50 unk - 0000 CALCAREOUS BIOSILICIOUS CLAYSTONE CALCAREOUS BIOSILICIOUS CLAYSTONE 28 0 0 LOWER EOCENE NO AGE GIVEN 1.43 76 123 81 552 21 2 0.0 135.0 280.50 281.85 1.35 unk - 0000 CALCAREOUS BIOSILICIOUS CLAYSTONE CALCAREOUS BIOSILICIOUS CLAYSTONE 19 0 0 LOWER EOCENE NO AGE GIVEN 1.53 70 103 81 552 21 3 0.0 86.0 282.00 282.86 0.86 unk - 0000 CALCAREOUS DIATOMITE CALCAREOUS DIATOMITE 3 0 0 LOWER EOCENE NO AGE GIVEN 1.49 72 19