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 Fish debris Bioclasts Unidentified/Other Sediment or rock name Remarks 180-1108B- "1R-1, 12.5" 0.13 AR D r r a r r r r r r r r r a r r r Clay "1R-1, 19.5" 0.2 LAC M c c a r c r r r r r r c r r Clay "1R-1, 39.5" 0.4 AR D r r a r r r r r r c c r r r Clay "1R-2, 34.5" 1.35 SA/TRS M c c a r c r r r r c r Clay "1R-2, 56" 1.56 AR D r r a r c r r r c a r r r Clay "8R-1, 20" 62.9 SAA D a c c c c c r r c Sand Silty clay sand "8R-1, 45" 63.15 SAA D a r a c r c r a Sand Silt-bearing clay sand "9R-1, 30" 72.6 AR D c c c r c r r r r tr c r r r Ooze Volcaniclastic nannofossil ooze "9R-1, 106" 73.36 AR c c a tr tr tr r r r c c r r c c c r r Ooze Clay-bearing nannofossil ooze with foraminifers "14R-1, 4" 120.24 LAC D r c c r r r r r r r r c r r Clay Silty clay "14R-1, 80" 121 LAC D r c c c r r r r r r r r c r Clay Silty clay "14R-2, 45" 121.81 LAC D c r c r c r r r r r r c r Sand Clayey sand "14R-2, 55" 121.91 LAC M c c r c r r r c Ash Bioclast-bearing volcanic ash "14R-CC, 3" 122.12 LAC D c c r c c r r r r r r Sand Silty sand "15R-2, 133" 131.96 AR D r c r c c r r r r c c r Silt Volcaniclastic sandy silt "16R-1, 127" 140.67 AR D r a c c c c r c r r r r c c r Silt Volcaniclastic silt "16R-2, 6" 140.96 TRS D r c r r a r c r c r r c r Silt Volcaniclastic sandy silt "16R-2, 16" 141.06 AR D r a c c c c r r r r c c r Silt Clayey siltstone "16R-2, 100" 141.9 AR D r a a c r r r r r r a a c Ooze Silty nannofossil ooze "18R-1, 10" 158.7 AR D r c a r r r r r a c r Clay Silty nannofossil claystone "18R-2, 130" 161.4 AR D r a c c c r c r r r r r a r Silt Volcaniclastic siltstone "19R-1, 24.5" 168.245 AR D r c a r r r r r a c r Clay Nannofossil claystone "19R-1, 52" 168.82 AR D r c a r r r r r a c r Silt Clayey siltstone "19R-3, 47" 170.27 AR D r a c c r r r c c r Silt Nannofossil siltstone "19R-5, 10" 172.4 BDM D r a c r r r c c a r Clay Silt-bearing nannofossil claystone "20R-1, 143" 179.43 LAC D c c r r r r r r r r r a r Silt Sandy siltstone "20R-2, 82.5" 180.325 LAC D r r r r r r Sand Silty sandstone "21R-1, 24" 187.84 LAC D r c r r r r r r r r r r Silt Sand-bearing clayey siltstone "21R-1, 132" 188.92 LAC D r c c r r r r r a r Clay Silty clay "22R-1, 125" 198.45 AR D c a c r r r r r r r a c Silt Siltstone "22R-5, 2.5" 203.225 AR D r c a r r r r r r a Clay Silty claystone "22R-5, 3" 203.23 AR D r c a r r r r r r Clay Silty claystone "22R-5, 134" 204.54 AR D c a c c c r r r r r r r c r Silt Sandy siltstone "23R-1, 95" 207.75 AR D r a c r c r r r c r Silt Clayey siltstone with sand "23R-3, 110" 210.9 LAC r c c r r r r r r Silt Clayey silt "23R-3, 133" 210.13 AR r c r c c r r r r c c r Silt Volcaniclastic sandy silt "24R-2, 40" 218.3 AR D r c a r r r r r r a r Clay Silty claystone "24R-4, 39" 220.73 AR D c a c c c r r r r r a r Silt Sandy siltstone with clay "28R-3, 3" 257.21 AR M r a r c c r r r r r r r r c Silt Volcaniclastic siltstone "29R-4, 52" 267.75 AR M c a r r r r r r r c Silt Volcaniclastic siltstone "30R-4, 82" 278.3 TRS a c c a a r Sand Mixed sandstone "37R-3, 100" 344.52 AR M r a r r r r r r r a Clay Claystone "42R-1, 50" 389.5 AR M r a r r r r r r r a c r Clay Claystone "42R-6, 20" 392.31 TRS M r c a c c r r c c r c r r Clay Silty claystone Notes: a = abundant; c = common; r = rare; tr = trace (?); M = minor; D = dominant.