Table T1. Results of coarse fraction analysis, Site 1085.
Leg, hole, core, section, interval (cm) | Depth (mbsf) | Sand (%) | LSR (cm/k.y.) | Pyrite >63-µm fraction (%) | Benthic foraminifers (%) | AR benthic foraminifers (mg/[cm2 x k.y.]) | Planktonic foraminifers (%) | AR planktonic foraminifers (mg/[cm2 x k.y.]) | Number of benthic foraminifers per gram of sediment | Benthic
foraminifer AR in fraction (mg/[cm2 x k.y.]) |
AR (mg/[cm2 x k.y.]) |
|||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
>500 | >250 | >125 | Number
in 125- to 1000-µm fraction |
>500 µm | >250 µm | >125 µm | AR in 125- to 1000-µm fraction | Radiolarians | Ostracods | Echinoids | Fish debris | |||||||||||
175-1085A-28H-1, 52 | 251.22 | 1.80 | 9.48 | 7.0 | 12.75 | 24.35 | 79.38 | 151.60 | 0.75 | 11.55 | 202.55 | 215 | 8 | 123 | 2151 | 2281 | 0 | 0.00 | 0.78 | 0.01 | ||
175-1085A-28H-1, 102 | 251.72 | 1.92 | 9.48 | 8.6 | 10.84 | 22.46 | 76.79 | 159.08 | 0.60 | 5.21 | 190.63 | 196 | 7 | 56 | 2060 | 2123 | 0 | 0.08 | 1.04 | 0.12 | ||
175-1085A-28H-2, 2 | 252.22 | 2.36 | 9.48 | 5.2 | 9.29 | 24.12 | 83.42 | 216.59 | 0.70 | 13.26 | 227.61 | 242 | 8 | 146 | 2503 | 2657 | 0 | 0.16 | 0.47 | 0.11 | ||
175-1085A-28H-2, 52 | 252.72 | 3.16 | 9.48 | 2.9 | 5.41 | 18.95 | 90.27 | 316.21 | 1.14 | 18.84 | 174.53 | 195 | 13 | 209 | 1936 | 2157 | 0 | 0.11 | 0.98 | 0.00 | ||
175-1085A-28H-2, 102 | 253.22 | 2.89 | 9.48 | 1.9 | 7.51 | 24.31 | 86.68 | 280.55 | 0.39 | 15.38 | 183.49 | 199 | 4 | 172 | 2053 | 2229 | 0 | 0.03 | 1.00 | 0.44 | ||
175-1085A-28H-3, 2 | 253.72 | 3.13 | 12.22 | 2.1 | 10.54 | 47.91 | 86.27 | 392.13 | 0.82 | 17.83 | 372.12 | 391 | 12 | 259 | 5411 | 5683 | 0 | 0.00 | 0.95 | 0.00 | ||
175-1085A-28H-3, 52 | 254.22 | 3.00 | 12.22 | 1.6 | 15.34 | 67.40 | 79.04 | 347.30 | 0.98 | 22.82 | 532.90 | 557 | 14 | 335 | 7814 | 8163 | 0 | 0.22 | 1.10 | 0.15 | ||
175-1085A-28H-3, 102 | 254.72 | 1.73 | 12.22 | 1.0 | 13.48 | 34.13 | 79.03 | 200.09 | 0.27 | 9.91 | 243.34 | 254 | 4 | 145 | 3568 | 3718 | 0 | 0.23 | 0.20 | 0.08 | ||
175-1085A-28H-4, 2 | 255.22 | 1.96 | 12.22 | 3.8 | 16.09 | 46.29 | 74.52 | 214.39 | 0.72 | 12.86 | 296.33 | 310 | 11 | 189 | 4345 | 4545 | 0 | 0.03 | 1.47 | 0.21 | ||
175-1085A-28H-4, 52 | 255.72 | 2.33 | 12.22 | 2.8 | 17.91 | 61.71 | 68.97 | 237.65 | 0.75 | 11.23 | 384.06 | 396 | 11 | 166 | 5679 | 5856 | 0 | 0.41 | 2.38 | 0.15 |
Leg, hole, core, section, interval (cm) | Depth (mbsf) | Carbonate dissolution | Terrigenous matter >63-µm fraction | Terrigenous matter 40- to 63-µm fraction | Other
components of the >63-µm fraction |
|||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benthic/planktonic foraminifer ratio | Fragmentation of planktonic foraminifers | (%) | AR (mg/[cm2 x k.y.]) | Quartz + rock debris (%) | AR quartz + rock debris (mg/[cm2 x k.y.]) | Mica (%) | AR mica (mg/[cm2 x k.y.]) | Quartz + mica (%) | AR quartz + mica (mg/[cm2 x k.y.]) | Pyrite (%) | Glauconite (%) | Relict shells (%) | Mollusks (%) | |||||
175-1085A-28H-1, 52 | 251.22 | 13.84 | 48.35 | 0.40 | 0.76 | 0.40 | 0.52 | 0.60 | 0.77 | 1.00 | 1.29 | 7.05 | 0 | 0 | 0 | |||
175-1085A-28H-1, 102 | 251.72 | 12.37 | 42.11 | 0.13 | 0.27 | 0.80 | 0.78 | 0.50 | 0.49 | 1.30 | 1.27 | 11.58 | 0 | 0 | 0 | |||
175-1085A-28H-2, 2 | 252.22 | 10.02 | 51.19 | 1.79 | 4.65 | 0.50 | 0.51 | 1.60 | 1.62 | 2.10 | 2.12 | 5.10 | 0 | 0 | 0 | |||
175-1085A-28H-2, 52 | 252.72 | 5.65 | 48.07 | 0.23 | 0.81 | 0.10 | 0.15 | 0.10 | 0.15 | 0.20 | 0.29 | 3.78 | 0 | 0 | 0 | |||
175-1085A-28H-2, 102 | 253.22 | 7.97 | 63.57 | 2.54 | 8.22 | 0.50 | 0.74 | 1.20 | 1.77 | 1.70 | 2.51 | 2.47 | 0 | 0 | 0 | |||
175-1085A-28H-3, 2 | 253.72 | 10.89 | 59.56 | 0.14 | 0.64 | 1.80 | 4.43 | 0.60 | 1.48 | 2.40 | 5.91 | 2.75 | 0.07 | 0 | 0 | |||
175-1085A-28H-3, 52 | 254.22 | 16.25 | 61.64 | 2.66 | 11.69 | 3.90 | 9.85 | 1.00 | 2.53 | 4.90 | 12.38 | 2.44 | 0.07 | 0 | 0 | |||
175-1085A-28H-3, 102 | 254.72 | 14.57 | 62.12 | 1.87 | 4.73 | 1.50 | 1.99 | 2.60 | 3.44 | 4.10 | 5.43 | 5.38 | 0.08 | 0 | 0 | |||
175-1085A-28H-4, 2 | 255.22 | 17.76 | 58.72 | 0.59 | 1.70 | 1.00 | 1.42 | 2.20 | 3.13 | 3.20 | 4.56 | 8.08 | 0 | 0 | 0 | |||
175-1085A-28H-4, 52 | 255.72 | 20.61 | 59.08 | 2.88 | 9.92 | 2.00 | 2.62 | 2.50 | 3.27 | 4.50 | 5.89 | 9.28 | 0 | 0 | 0 |
Note: LSR = linear sedimentation rate, AR = accumulation rate. Only a portion of this table appears here. The entire table is available in ASCII format.