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 6 53 1 1 0.0 100.0 99.40 100.40 1.00 DETRITAL TERRIGENOUS MONOGENIC HARD UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH TUFF SANDY SILTY ASH 5 1 94 MIDDLE MIOCENE NO AGE GIVEN 1.47 73 33 6 53 1 2 0.0 150.0 100.90 102.40 1.50 DETRITAL TERRIGENOUS MONOGENIC HARD UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH TUFF SILTY ASH 2 1 97 MIDDLE MIOCENE NO AGE GIVEN 1.48 73 159 6 53 1 3 0.0 45.0 102.40 102.85 0.45 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH MUD SANDY SILTY ASH 5 1 95 MIDDLE MIOCENE NO AGE GIVEN 1.46 74 43 6 53 1 3 45.0 100.0 102.85 103.40 0.55 DETRITAL TERRIGENOUS MONOGENIC HARD UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH TUFF SANDY VOLCANIC ASH 1 0 99 MIDDLE MIOCENE NO AGE GIVEN 1.50 72 59 6 53 1 3 100.0 150.0 103.40 103.90 0.50 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL CLAY MINERAL GLASS Successful GLASS RICH CLAY MINERAL RICH MUDSTONE SILTY VOLCANIC MUD 2 0 98 MIDDLE MIOCENE NO AGE GIVEN 1.52 70 53 6 53 2 1 0.0 150.0 103.90 105.40 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH SANDY MUD SILTY SANDY ASH 0 1 99 MIDDLE MIOCENE NO AGE GIVEN 6 53 3 1 0.0 95.0 136.60 137.55 0.95 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH MUD MUDDY SILTY ASH 8 2 90 MIDDLE MIOCENE NO AGE GIVEN 6 53 4 1 0.0 6.0 164.90 164.96 0.06 DETRITAL TERRIGENOUS HETEROGENIC unk - 0000 CLASTIC SEDIMENT. VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 6.0 9.0 164.96 164.99 0.03 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC MUD 0 0 100 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 9.0 13.0 164.99 165.03 0.04 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 13.0 15.0 165.03 165.05 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 15.0 16.0 165.05 165.06 0.01 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 16.0 20.0 165.06 165.10 0.04 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 20.0 27.0 165.10 165.17 0.07 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC MUD 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 27.0 33.0 165.17 165.23 0.06 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 33.0 37.0 165.23 165.27 0.04 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC MUD 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 37.0 40.0 165.27 165.30 0.03 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 40.0 50.0 165.30 165.40 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 50.0 53.0 165.40 165.43 0.03 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC MUD 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 53.0 55.0 165.43 165.45 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 55.0 57.0 165.45 165.47 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 57.0 59.0 165.47 165.49 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 59.0 63.0 165.49 165.53 0.04 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH MUDSTONE VOLCANIC MUD 0 0 100 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 63.0 65.0 165.53 165.55 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLASTIC STONE. VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 65.0 70.0 165.55 165.60 0.05 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLASTIC STONE. VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 70.0 72.0 165.60 165.62 0.02 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS CLASTIC STONE. VOLCANIC SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 6 53 4 1 72.0 150.0 165.62 166.40 0.78 DETRITAL TERRIGENOUS HETEROGENIC HARD UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH MUDSTONE VOLCANIC SILT 0 0 100 LOWER MIOCENE NO AGE GIVEN 6 53 4 2 0.0 37.0 166.40 166.77 0.37 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS Successful GLASS RICH MUD VOLANIC SILT 0 0 100 LOWER MIOCENE NO AGE GIVEN 6 53 4 CC 0.0 4.0 168.00 168.04 0.04 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE RICH MARLY NANNOFOSSIL OOZE MARL OOZE 55 0 45 LOWER MIOCENE NO AGE GIVEN 6 53 5 CC 0.0 4.0 193.00 193.04 0.04 CALCAREOUS PELAGIC MONOGENIC HARD CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH INDURATED CARBONATE CHALK CHALK OOZE 97 0 3 UPPER OLIGOCENE NO AGE GIVEN 6 53 5 CC 5.0 10.0 192.95 193.00 0.05 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. TUFF 0 0 0 UPPER OLIGOCENE NO AGE GIVEN 6 53 5 CC 11.0 15.0 193.01 193.05 0.04 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. CHALK OOZE 0 0 0 UPPER OLIGOCENE NO AGE GIVEN 6 53 5 CC 16.0 20.0 193.06 193.10 0.04 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. LIMESTONE 0 0 0 UPPER OLIGOCENE NO AGE GIVEN 6 53 6 1 0.0 130. 194.50 195.80 1.30 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE RICH MARLY NANNOFOSSIL OOZE ****** NO LITH GIVEN *** 45 0 55 UPPER OLIGOCENE NO AGE GIVEN 6 53 6 1 130.0 135. 195.80 195.85 0.05 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. MARL OOZE 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 6 1 135.0 150.0 195.85 196.00 0.15 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. LIMESTONE 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 6 2 0.0 39.0 196.00 196.39 0.39 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. LIMESTONE 0 0 0 OLIGOCENE NO AGE GIVEN 1.65 63 34 6 53 6 2 39.0 45.0 196.39 196.45 0.06 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. ****** NO LITH GIVEN *** 0 0 0 OLIGOCENE NO AGE GIVEN 1.87 49 7 6 53 6 2 45.0 70.0 196.45 196.70 0.25 CALCAREOUS PELAGIC MONOGENIC HARD CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH INDURATED CARBONATE CHALK CHALK OOZE 85 0 15 OLIGOCENE NO AGE GIVEN 2.18 31 26 6 53 6 2 70.0 84. 196.70 196.84 0.14 CALCAREOUS PELAGIC MONOGENIC SOFT CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE OOZE CHALK OOZE 85 0 15 OLIGOCENE NO AGE GIVEN 2.17 32 15 6 53 6 2 84.0 150. 196.84 197.50 0.66 CALCAREOUS PELAGIC MONOGENIC SOFT CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE OOZE CHALK OOZE 85 0 15 OLIGOCENE NO AGE GIVEN 2.04 39 70 6 53 6 CC 0.0 10.0 197.60 197.70 0.10 CALCAREOUS PELAGIC MONOGENIC SOFT CARBONATE Successful CARBONATE OOZE CHALK OOZE 90 0 10 OLIGOCENE NO AGE GIVEN 6 53 6 CC 11.0 20.0 197.61 197.70 0.09 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. LIMESTONE 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 7 1 0.0 9.0 195.40 195.49 0.09 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. ****** NO LITH GIVEN *** 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 7 1 9.0 15.0 195.49 195.55 0.06 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. TUFF 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 7 CC 0.0 10.0 197.00 197.10 0.10 CALCAREOUS PELAGIC MONOGENIC HARD CARBONATE Successful INDURATED CARBONATE CHALK CHALK OOZE 90 0 10 OLIGOCENE NO AGE GIVEN 6 53 7 CC 11.0 20.0 197.01 197.10 0.09 CALCAREOUS PELAGIC MONOGENIC HARD CARBONATE INDURATED CARBONATE CHALK AMYGDALDIDAL BASALT OR ANDESITE 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 8 CC 0.0 5.0 198.50 198.55 0.05 CALCAREOUS PELAGIC MONOGENIC HARD CARBONATE Precoded data INDURATED CARBONATE CHALK CHALK OOZE 50 35 0 OLIGOCENE NO AGE GIVEN 6 53 8 CC 6.0 10.0 198.46 198.50 0.04 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. BASALT OR ANDESITE 0 0 0 OLIGOCENE NO AGE GIVEN 6 53 8 CC 11.0 15.0 198.51 198.55 0.04 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL Precoded data MARLY NANNOFOSSIL OOZE NANNOPLANKTON MARL OOZE 40 25 0 OLIGOCENE NO AGE GIVEN 6 53 8 CC 16.0 20.0 198.56 198.60 0.04 CALCAREOUS TRANSITIONAL MONOGENIC HARD unk - 0000 Precoded data LIMESTONE LIMESTONE 40 25 0 OLIGOCENE NO AGE GIVEN