Table T1. Sediment composition, Polarstern core PS2821-1.
Piston core
Interval (cm)
Depth
Component (wt%)
Carbonate-free mud (wt%)
Qz/Fsp*
Qz/Fsp†
Clay mineral component (%)†
DBD
(g/cm3)
Top
Bottom
(m)
(mcd)
CaCO3
Biogenic SiO2
TOC
N
Silt
10-63 µm
Clay
Smectite
Illite
Kaolinite
Chlorite
PS2821-1 2 3 0.02 -0.24 23.2 10.5 0.674 0.094 43.9 16.5 56.1 5.79 4.89 45.1 32.9 12.2 9.8 0.361
PS2821-1 7 8 0.07 -0.18 22.6 13.4 0.595 0.099 44.6 16.4 55.4 4.98 5.1 55.8 24.6 10.5 9.1 0.389
PS2821-1 12 13 0.12 -0.13 23.8 10 0.558 0.082 43.5 14.5 56.5 4.49 4.38 46 32.2 12.5 9.3 0.402
PS2821-1 17 18 0.17 -0.07 26.7 10.3 0.515 0.086 43.3 13.5 56.7 4.32 4.4 49.7 27 13.1 10.2 0.419
PS2821-1 22 23 0.22 -0.02 30.3 9.5 0.509 0.07 42.6 13.5 57.4 6.21 4.09 45.6 30.3 14 10.1 0.461
PS2821-1 27 28 0.27 0.04 30.6 11.1 0.468 0.081 43.2 15.4 56.8 3.87 4.05 52.6 25.1 12 10.3 0.439
PS2821-1 32 33 0.32 0.09 33.2 8.1 0.476 0.066 43 16.2 57 5.74 4.78 53.8 25 11.3 9.9 0.393
PS2821-1 37 38 0.37 0.15 36.3 10.7 0.45 0.077 42.6 16 57.4 4.49 4.8 51.3 28.1 11.2 9.4 0.475
PS2821-1 42 43 0.42 0.20 39 10.8 0.444 0.06 42.2 14.6 57.8 5.44 5.13 52.4 26.7 11.1 9.7 0.469
PS2821-1 47 48 0.47 0.26 42.2 11.8 0.416 0.07 42 14.4 58 4.86 4.33 50.8 27.8 11.7 9.7 0.500
PS2821-1 52 53 0.52 0.31 45.4 8.3 0.396 0.056 41.7 13.7 58.3 5.61 4.48 55.2 25.3 10.6 8.8 0.502
PS2821-1 58 59 0.58 0.38 50 5.1 0.361 0.061 41.6 13.2 58.4 5.64 4.22 43.1 33.4 13.5 10 0.539
PS2821-1 62 63 0.62 0.42 49.9 8.8 0.403 0.061 41.1 12.4 58.9 3.62 4.71 51.9 26.9 11.6 9.5 0.557
PS2821-1 72 73 0.72 0.53 53.4 4.6 0.338 0.045 41.2 12.5 58.8 5.85 4.92 53.6 25.4 11.6 9.4 0.623
PS2821-1 82 83 0.82 0.64 57.2 6.5 0.347 0.053 41.2 12.5 58.8 4.71 5.13 49.3 26.8 11.2 12.7 0.616
PS2821-1 92 93 0.92 0.75 60.2 4.3 0.313 0.043 41.5 12.2 58.5 5.6 5.12 45.4 29.7 11.6 13.3 0.632
PS2821-1 102 103 1.02 0.86 60.3 6.2 0.381 0.048 41.2 11.1 58.8 4.76 4.63 53.1 23.1 11.4 12.4 0.651
PS2821-1 112 113 1.12 0.97 62.9 3.9 0.338 0.047 40.2 10.8 59.8 4.87 4.35 46.9 30.8 12.5 9.9 0.676
PS2821-1 122 123 1.22 1.08 63 4.6 0.33 0.045 40.2 11.2 59.8 5.43 4.58 60.2 23.4 7.8 8.6 0.678
PS2821-1 132 133 1.32 1.19 63.1 4.8 0.362 0.051 39.6 12.2 60.4 5.11 3.98 50.9 29.4 9.9 9.9 0.753
PS2821-1 142 143 1.42 1.30 58.6 3 0.299 0.042 40.1 12.5 59.9 5.68 4.02 57.4 22.9 9.1 10.5 0.795
PS2821-1 152 153 1.52 1.41 61.6 3 0.283 0.041 40 11.7 60 5.37 4.33 43 30.6 12 14.5 0.796
PS2821-1 162 163 1.62 1.52 62.5 4.2 0.353 0.054 40.9 11.1 59.1 4.97 3.57 37.2 39.8 12.2 10.8 0.675
PS2821-1 172 173 1.72 1.64 57.4 3.9 0.454 0.061 39.9 11.2 60.1 4.83 3.42 47 29.8 9.8 13.3 0.641
PS2821-1 182 183 1.82 1.77 52.4 5.8 0.432 0.057 39.6 12 60.4 5.55 3.16 49.5 32.1 8.1 10.3 0.610
PS2821-1 192 193 1.92 1.89 52.5 8.2 0.418 0.064 39.2 12.6 60.8 5.28 3.08 53.6 27 8.7 10.6 0.578
PS2821-1 202 203 2.02 2.01 52.8 5.6 0.473 0.068 40.2 13.2 59.8 5.46 3.25 46 32.7 9.6 11.7 0.568
PS2821-1 212 213 2.12 2.13 45.5 6.2 0.46 0.078 39.1 11.8 60.9 4.26 3 52.2 26.7 8.3 12.8 0.617
PS2821-1 222 223 2.22 2.26 48.8 5.8 0.511 0.082 38.3 11.1 61.7 4.83 3.28 47.3 31 9.1 12.7 0.567
PS2821-1 232 233 2.32 2.38 49.2 5.2 0.483 0.075 38.2 10.2 61.8 4.56 2.94 56.1 28.5 6.8 8.6 0.566
PS2821-1 242 243 2.42 2.50 54.3 7.4 0.487 0.072 38.3 10.4 61.7 4.5 2.64 49.8 31.3 8.6 10.4 0.531
PS2821-1 252 253 2.52 2.63 53.5 5.7 0.504 0.072 38.5 10.4 61.5 4.07 2.95 55.2 25.4 8.7 10.7 0.545
PS2821-1 262 263 2.62 2.75 50.6 6.5 0.51 0.077 38.5 10 61.5 4.12 2.4 37.9 34.3 12.6 15.2 0.515
PS2821-1 272 273 2.72 2.87 50 9.8 0.554 0.081 38.6 10.6 61.4 4.1 3.08 40 32.3 10.4 17.3 0.515
PS2821-1 282 283 2.82 2.99 53.3 8.6 0.543 0.086       4.4 2.82 46.3 32.3 9.8 11.7 0.531
PS2821-1 292 293 2.92 3.12 53.9 10.4 0.546 0.085 38.5 11.1 61.5 4.17 2.98 48.2 31.2 8.6 12 0.542
PS2821-1 302 303 3.02 3.24 52.6 7 0.526 0.084 38.7 11.9 61.3 4.23 2.64 39.7 36.9 10.8 12.6 0.537
PS2821-1 312 313 3.12 3.36 49.5 6.6 0.571 0.091 39.5 12.1 60.5 4.08 3.05 43.6 32.8 10.3 13.4 0.529
PS2821-1 322 323 3.22 3.48 45 6.7 0.631 0.1 40.3 12.2 59.7 5.6 2.63 44.8 34.4 10.1 10.6 0.510
PS2821-1 332 333 3.32 3.61 45.6 7 0.609 0.098 40.8 12 59.2 4.5 2.69 49.6 32.8 7.7 10 0.522
PS2821-1 342 343 3.42 3.73 42.1 7.3 0.688 0.104 40.7 11.9 59.3 4.27 2.95 44.8 34.5 10.1 10.6 0.520
PS2821-1 352 353 3.52 3.85 37.2 9.2 0.719 0.111 40 11.9 60 4.1 2.8 49.2 30.6 9.8 10.5 0.508
PS2821-1 360 361 3.6 3.95 33.3 12.3 0.679 0.109 39.6 12.3 60.4 4.67 3.15 46.5 32.8 9.1 11.6 0.472

Notes: TOC = total organic carbon. Qz = quartz, Fsp = feldspar. DBD = dry bulk density. * = in carbonate-free silt. † = in clay fraction. Only a portion of this table appears here. The complete table is available in ASCII format.