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 44 389 1 1 100.0 150.0 31.00 31.50 0.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA Successful FORAMINIFERA CHALK MANGANIFEROUS FORAM SAND 97 1 2 QUATERNARY NO AGE GIVEN 44 389 1 2 0.0 150.0 31.50 33.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM FORAMINIFERA Successful FORAMINIFERA CHALK MANGANIFEROUS FORAM SAND 78 2 20 QUATERNARY NO AGE GIVEN 44 389 1 3 0.0 40.0 33.00 33.40 0.40 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. GRAVELY MANGANIFEROUS FORAM SAND 0 0 0 QUATERNARY NO AGE GIVEN 44 389 1 3 40.0 52.0 33.40 33.52 0.12 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. SANDY SHELL FRAGMENT 0 0 0 QUATERNARY NO AGE GIVEN 44 389 1 3 52.0 150.0 33.52 34.50 0.98 CALCAREOUS TRANSITIONAL HETEROGENIC FIRM FORAMINIFERA QUARTZ Successful QUARTZ RICH MARLY FORAMINIFERA CHALK MANGANESE NODULE GRAVEL 35 0 65 QUATERNARY NO AGE GIVEN