Size Siliciclastic and volcaniclastic composition Biogenic composition "Core, section, " Depth interval (cm) (mbsf) Described by Lithology (dominant/minor) Sand Silt Clay Quartz Feldspar Plagioclase Muscovite Biotite Glauconite Amphibole Pyroxene Rock fragments (sedimentary) Rock fragments (metamorphic) Rock fragments (basaltic) Volcanic glass Volcanic glass (brown) Volcanic glass (colorless) Accessory minerals Carbonate Calcite Dolomite Opaque (oxide) Opaque (sulfide) Fe oxides Clinoptilolite Phillipsite Other Clay Nannofossils Foraminifers Diatoms Radiolarians Sponge spicules Shell debris Organic material Bioclasts Fish debris Unidentified/Other Sediment or rock name 180-1111A- "6R-CC, 6" 48.46 TS D c a c c r r r c a r r Nannofossil-rich silty clay "7R-CC, 14" 58.24 TS M c c c r c r r r c c c r Silty fine-grained volcaniclastic sandstone "8R-1, 50" 68.2 TS D c a r c r r c c c r Nannofossil-rich silty clay "8R-1, 80" 68.5 TS M c c r c r c c c r r r Fine-grained volcaniclastic sandstone "8R-2, 124" 70.44 TS M c c c r c r r r r c c r Fine-grained volcaniclastic sandstone "10R-CC, 10" 87.1 TS D c a r r r r c a a c r Nannofossil-rich silty clay "11R-1, 22" 96.92 TS D c a r r r r r c a r r Silty clayey nannofossil ooze "13R-2, 28" 117.44 AR D r c a r r r r r a a c r r r Silty clay "15R-1, 26" 135.66 AR M r c r r r r a r c r r r Sand Notes: a = abundant (51%-100%); c = common (11%-50%); r= rare (1%-10%).