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 66 489 1 1 0.0 52.0 0.00 0.52 0.52 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 3 6 91 QUATERNARY NO AGE GIVEN 66 489 1 1 53.0 150.0 0.53 1.50 0.97 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 QUATERNARY NO AGE GIVEN 66 489 1 2 0.0 150.0 1.50 3.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 4 96 QUATERNARY NO AGE GIVEN 1.79 54 146 66 489 1 3 0.0 110.0 3.00 4.10 1.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD GLAUCONITIC MUDDY SILT 0 0 96 QUATERNARY NO AGE GIVEN 66 489 1 4 0.0 90.0 4.50 5.40 0.90 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD GLAUCONITIC MUDDY SILT 0 0 96 QUATERNARY NO AGE GIVEN 1.80 53 45 66 489 1 CC 0.0 15.0 5.60 5.75 0.15 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS QUARTZ Successful QUARTZ RICH GLASS RICH MUD SILICEOUS SILT 0 25 75 LOWER MIOCENE NO AGE GIVEN 66 489 2 1 8.0 150.0 6.08 7.50 1.42 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 12 88 LOWER MIOCENE NO AGE GIVEN 66 489 2 2 0.0 150.0 7.50 9.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 2 3 0.0 150.0 9.00 10.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 2 4 0.0 150.0 10.50 12.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.80 54 145 66 489 2 5 0.0 140.0 12.00 13.40 1.40 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 2 6 15.0 115.0 13.65 14.65 1.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.77 55 90 66 489 2 6 116.0 123.0 14.66 14.73 0.07 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD VITRIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.76 56 7 66 489 2 6 124.0 128.0 14.74 14.78 0.04 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.76 56 4 66 489 2 CC 0.0 12.0 14.88 15.00 0.12 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD GLAUCONITIC MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 1 50.0 150.0 16.00 17.00 1.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 2 112.0 150.0 18.12 18.50 0.38 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 3 122.0 150.0 19.72 20.00 0.28 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 9 91 LOWER MIOCENE NO AGE GIVEN 66 489 3 4 22.0 140.0 20.22 21.40 1.18 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 5 0.0 150.0 21.50 23.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.79 54 144 66 489 3 6 0.0 35.0 23.00 23.35 0.35 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 CC 0.0 23.0 23.48 23.71 0.23 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 CC 24.0 25.0 23.62 23.63 0.01 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD ASH 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 3 CC 26.0 29.0 23.64 23.67 0.03 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 LOWER MIOCENE NO AGE GIVEN 66 489 4 1 8.0 40.0 34.58 34.90 0.32 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 1.44 75 25 66 489 4 1 41.0 45.0 34.91 34.95 0.04 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD SILICEOUS MUDDY SILT 0 14 86 1.71 59 4 66 489 4 1 46.0 105.0 34.96 35.55 0.59 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 1.90 48 58 66 489 4 1 106.0 110.0 35.56 35.60 0.04 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD SILICEOUS MUDDY SILT 0 0 0 1.79 54 4 66 489 4 1 111.0 140.0 35.61 35.90 0.29 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 0 0 0 1.79 55 28 66 489 4 2 20.0 146.0 36.20 37.46 1.26 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL QUARTZ CLAY MINERAL Successful CLAY MINERAL RICH QUARTZ RICH MUD MUDDY SILT 2 6 92 66 489 4 CC 0.0 10.0 37.60 37.70 0.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD MUDDY SILT 0 0 92 66 489 5 1 0.0 57.0 44.00 44.57 0.57 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL Successful CLAY MINERAL RICH MUD MUD 3 13 84 66 489 5 CC 15.0 20.0 44.72 44.77 0.05 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL Precoded data MUD MUD 0 0 84