Sediment size data: Antarctic sites

The tables below represent relative grain-size data for designated sites. Click here for a map of the Explorers Cove region with the collection sites indicated. Data is also available as comma-delimited ASCII files (.csv); please send email to Webmaster.

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Delta Hole Herbertson Jamesway 1 Moat
Down Delta Ice Cliff 1 Jamesway 2 Moat Subsamples
Explorers Cove Moat Ice Cliff 2 Joan's Pit Tile Hole 1
Gneiss Ice Cliff Pit Large Berg Tile Hole 2

DELTA HOLE SAMPLES weight in grams
micrometers DH 1 DH 2 DH 3 DH 4 DH 5 DH 6 DH 7 avg std. dev.
below 63 0.19 0.2 0.19 0.13 0.16 0.05 0.16 0.15 0.05
63 -125 1.12 0.98 0.87 0.95 0.76 0.46 0.81 0.85 0.20
125 - 250 2.07 2.38 1.35 1.93 1.37 1.38 1.49 1.71 0.41
250 -500 0.86 1.32 0.49 0.78 0.62 0.85 0.77 0.81 0.25
500 - 1000 0.27 0.5 0.12 0.17 0.2 0.32 0.18 0.25 0.13
1000 - 2000 0.11 0.07 0.03 0.01 0.03 0.18 0.02 0.06 0.06
above 2000 0.24 0 0 0 0 0.16 0.02 0.06 0.10
 
total 4.86 5.45 3.05 3.97 3.14 3.4 3.45 3.90 0.92

DOWN DELTA SAMPLES weight in grams
micrometers DD 1 DD 2 DD 3 DD 4 DD 5 DD 6 DD 7 DD 8 avg st. dev.
below 63 0.725 1.1184 0.6369 0.677 0.4154 0.9104 1.125 0.6853 0.787 0.231
63 - 125 4.0992 5.786 4.1746 4.1376 3.2257 4.8853 6.2594 4.4129 4.623 0.922
125 - 250 5.4418 6.6722 7.2072 5.6822 6.0943 6.6612 8.3739 7.1886 6.665 0.886
250 - 500 1.5703 0.4105 2.8351 1.6702 2.4318 1.5295 1.944 2.1428 1.817 0.678
500 - 1000 0.4432 0.3212 1.0301 0.513 0.8 0.2373 0.4166 0.6363 0.550 0.245
1000 - 2000 0.0642 0.0212 0.1237 0.1079 0.1912 0.484 0.0259 0.0967 0.139 0.140
above 2000 0 0 0.1333 0.1034 0.0462 0 0 0.0497 0.042 0.052
 
total 12.3435 14.3295 16.1409 12.8913 13.2046 14.7077 18.1448 15.2123 14.6218 1.780

EXPLORERS COVE MOAT SAMPLES weight in grams
micrometers EC 1 EC 2 EC 3 EC 4 EC 5 avg std. dev.
below 63 0.04 0.04 0.01 0.03 0.02 0.028 0.01
63 -125 0.21 0.53 0.5 0.26 0.1 0.32 0.19
125 - 250 1.4 2.08 2.49 1.47 0.42 1.572 0.79
250 -500 1.62 0.98 1.17 1.48 0.36 1.122 0.495
500 - 1000 0.78 0.32 0.35 0.5 0.16 0.422 0.234
1000 - 2000 0.16 0.08 0.07 0.29 0.07 0.134 0.095
above 2000 0.08 0.001 0 0.02 0 0.02 0.034
 
total 4.29 4.03 4.59 4.05 1.13 3.618 1.409

GNEISS SAMPLE weight in grams
micrometers GNEISS 1 avg std. dev.
below 63 1.68 1.68 0
63 -125 3.36 3.36 0
125 - 250 1.46 1.46 0
250 -500 0.31 0.31 0
500 - 1000 0.15 0.15 0
1000 - 2000 0 0 0
above 2000 0 0 0
 
total 6.96 6.96 0

HERBERTSON SAMPLES weight in grams
micrometers HERB 1 HERB 2 HERB 3 HERB 4 HERB 5 HERB 6 HERB 7 HERB 8 avg st. dev.
below 63 0.15 0.29 0.32 0.19 0.24 0.21 0.12 0.32 0.23 0.08
63 -125 0.51 1.26 1.19 0.74 0.92 0.82 0.58 1.35 0.921 0.32
125 - 250 1.14 2.89 2.45 1.86 2.23 1.53 1.4 1.89 1.924 0.58
250 -500 0.5 1.15 1.12 0.98 0.92 0.53 1.26 0.18 0.83 0.38
500 - 1000 0.04 0.25 0.2 0.3 0.16 0.09 0.51 0.01 0.195 0.16
1000 - 2000 0.01 0.12 0.05 0.2 0.11 0.02 0.09 0 0.075 0.07
above 2000 0 0.27 0 0.52 0.34 0 0 0 0.141 0.21
 
total 2.35 6.23 5.33 4.79 4.92 3.2 3.96 3.75 4.32 1.24

ICE CLIFF SAMPLES weight in grams
micrometers CLIFF 1 CLIFF 2 CLIFF 3 CLIFF 4 CLIFF 5 CLIFF 6 CLIFF 7 avg std. dev.
below 63 0.29 0.13 0.29 0.16 0.27 0.16 0.24 0.22 0.07
63 -125 1.08 0.49 1.28 0.63 0.96 0.54 0.85 0.83 0.30
125 - 250 2.17 1.34 2.8 1.35 2.13 1.28 2.15 1.89 0.58
250 -500 0.92 0.7 1.21 0.59 1.02 0.65 1.19 0.90 0.26
500 - 1000 0.1 0.06 0.09 0.5 0.09 0.03 0.21 0.25 0.16
1000 - 2000 0 0 0 0 0 0 0 0 0
above 2000 0 0 0 0 0 0 0 0 0
 
total 4.56 2.72 5.67 3.23 4.47 2.66 4.64 4.09 1.14

ICE CLIFF SAMPLES weight in grams
micrometers IC 1 IC 2 IC 3 IC 4 IC 5 IC 6 IC 7 IC 8 avg. st. dev.
below 63 0.847 0.3402 0.6364 0.5377 0.4147 0.8151 0.7692 0.86 0.653 0.190
63 - 125 3.2091 3.5668 2.8418 2.86 2.7572 3.7458 3.0701 3.1607 3.151 0.330
125 - 250 7.1121 8.3973 7.5426 6.8548 7.7625 6.9587 6.4806 7.8114 7.365 0.584
250 - 500 3.3843 4.1936 3.8338 3.35 4.6306 2.6808 3.5244 3.8685 3.683 0.553
500 - 1000 0.4903 0.5307 0.5068 0.41 0.7706 0.4913 0.751 0.4971 0.556 0.123
1000 - 2000 0.0655 0.0839 0 0 0 0 0 0.0422 0.024 0.033
above 2000 0 0 0 0 0 0 0 0 0 0
                     
total 15.1083 17.1125 15.3614 14.0125 16.3356 14.6917 14.5953 16.2399 15.432 0.979

ICE CLIFF PIT SAMPLES weight in grams
micrometers ICP 1 ICP 2 ICP 3 ICP 4 ICP 5 ICP 6 avg std. dev.
below 63 0.09 0.055 0.12 0.1 n/d 0.08 0.09 0.02
63 -125 0.52 0.54 0.64 0.58   0.49 0.55 0.06
125 - 250 2.24 2.23 2.56 2.44   2.11 2.32 0.18
250 -500 1.67 1.75 1.97 2.02   1.7 1.82 0.16
500 - 1000 0.87 0.84 1.07 1.07   0.87 0.94 0.12
1000 - 2000 0.31 0.19 0.41 0.39   0.22 0.30 0.10
above 2000 0.01 0.001 0.04 0.001   0.04 0.02 0.02
 
total 5.71 5.606 6.81 6.601   5.51 6.05 0.61

JAMESWAY SAMPLES weight in grams
micrometers IJ 1 IJ 2 IJ 3 IJ 4 IJ 5 IJ 6 IJ 7 IJ 8 avg st. dev.
below 63 0.38 0.41 0.56 0.58 0.6 0.63 0.33 0.4 0.49 0.12
63 -125 1.07 0.96 0.9 1.07 1.28 1.28 1.1 1.37 1.13 0.17
125 - 250 2.09 1.73 1.29 1.65 2.57 2.35 1.57 1.83 1.89 0.43
250 -500 1.34 1.02 0.48 0.9 1.41 1.12 0.73 0.81 0.98 0.31
500 - 1000 0.23 0.23 0.06 0.09 0.33 0.21 0.1 0.07 0.17 0.10
1000 - 2000 0.002 0.04 0 0 0.1 0.01 0 0.0001 0.02 0.04
above 2000 0.0001 0 0 0 0.05 0 0 0 0.01 0.02
 
total 5.11 4.39 3.29 4.29 6.34 5.6 3.83 4.48 4.67 0.98

JAMESWAY SAMPLES weight in grams
micrometers J 1 J 2 J 3 J 4 J 5 J 6 avg st. dev.
below 63 0.8968 0.4708 1.2139 1.2657 1.0723 1.0068 0.9877 0.2866
63 - 125 1.8625 1.288 2.1956 2.508 2.3734 2.0971 2.0541 0.4367
125 - 250 3.4434 2.638 3.3593 3.4659 3.8317 3.7253 3.4106 0.4195
250 - 500 1.6359 1.149 1.8007 1.5591 1.1393 1.5748 1.4765 0.2713
500 - 1000 0.1256 0.0574 0 0.0404 0.0551 0.268 0.0911 0.0957
1000 - 2000 0 0 0 0 0 0 0 0
above 2000 0 0 0 0 0 0 0 0
 
total 7.9642 5.6032 8.5695 8.8391 8.4718 8.672 8.0200 1.2203

JOAN'S PIT SAMPLES weight in grams
micrometers JP 1 JP 2 JP 3 JP 4 JP 5 JP 6 JP 7 avg std. dev.
below 63 0.32 0.24 0.27 0.2 0.33 0.47 0.17 0.29 0.10
63 -125 0.68 0.5 0.6 0.41 0.85 1.08 0.61 0.68 0.23
125 - 250 1.09 0.87 0.93 0.76 1.38 1.66 1.14 1.12 0.31
250 -500 0.32 0.38 0.3 0.27 0.42 0.53 0.34 0.37 0.09
500 - 1000 0 0.01 0.04 0.0001 0.07 0.1 0.04 0.04 0.04
1000 - 2000 0 0 0 0 0 0 0 0 0
above 2000 0 0 0 0 0 0 0 0 0
 
total 2.41 2 2.14 1.6401 3.05 3.84 2.3 2.48 0.74

LARGE BERG SAMPLES weight in grams
micrometers LB 1 LB 2 LB 3 LB 4 LB 5 LB 6 LB 7 avg st. dev.
below 63 0.876 0.4199 1.86 0.77 0.25 0.99 1.26 0.92 0.50
63 - 125 5.5913 3.3316 7.63 2.61 1.29 3.17 5.31 4.13 1.99
125 - 250 8.3973 7.0402 5.07 4.56 6.8 5.73 6.13 6.25 1.20
250 - 500 1.1546 3.1499 0.71 3.77 7.28 5.23 1.7 3.28 2.19
500 - 1000 0.3893 0.6473 0.12 1.69 1.78 1.25 0.33 0.89 0.63
1000 - 2000 0.0301 0.0564 0.06 0.18 0.29 0.12 0.02 0.11 0.09
above 2000 0 0 0 0.001 0.08 0 0 0.01 0.03
 
total 16.4386 14.6453 15.45 13.581 17.77 16.49 14.75 15.59 1.31

MOAT SAMPLES weight in grams
micrometers MT 1 MT 2 MT 3 MT 4 MT 5 MT 6 avg st. dev.
below 63 0.0064 0.0119 0 0.1149 1.7551 0.2628 0.359 0.692
63 - 125 0.2091 0.1838 1.2034 0.1818 1.4915 0.6536 0.659 0.574
125 - 250 1.2559 0.9733 9.4844 0.4316 4.252 2.4682 3.144 3.392
250 - 500 1.1126 1.32 3.5407 0.7628 4.872 2.6308 2.373 1.610
500 - 1000 0.4204 0.4087 0.0514 0.865 2.1184 1.129 0.832 0.735
1000 - 2000 0.1419 0.127 0 0.1588 0.2743 0.4046 0.184 0.139
above 2000 0 0.0008 0 0 0.0588 0.0519 0.019 0.029
 
total 3.1463 3.0255 14.2799 2.5149 14.8421 7.6009 7.568 5.726

MOAT SUB SAMPLES weight in grams
micrometers MT SUB 1 MT SUB 2 MT SUB 4 MT SUB 5 MT SUB 6 avg st. dev.
below 63 0.3823 0.224 0.0394 1.2265 0.6094 0.4963 0.4588
63 - 125 0.7614 1.3766 0.19 1.2295 1.2612 0.9637 0.4922
125 - 250 5.42213 8.192 1.4501 3.4059 4.4185 4.5777 2.4978
250 - 500 5.7679 6.9284 3.656 3.2331 3.8288 4.6828 1.5894
500 - 1000 1.0288 0.2939 13.6619 1.3916 1.575 3.5902 5.6516
1000 - 2000 0.2035 0.0981 1.1532 0.2995 0.5462 0.4601 0.4215
above 2000 0 0 0.8454 0 0.2228 0.2136 0.3661
 
total 13.56603 17.113 20.996 10.7861 12.4619 14.9846 4.0826

TILE HOLE SAMPLES weight in grams
micrometers TH 1 TH 2 TH 3 TH 4 TH 5 TH 6 TH 7 TH 8 avg st. dev.
below 63 0.2842 0.6127 0.0898 0.6955 0.2573 0.639 0.9822 0.1482 0.4636 0.2936
63 - 125 3.2801 4.1937 2.1182 2.3124 2.6203 5.6903 4.6014 1.135 3.2439 1.4010
125 - 250 6.1449 5.6695 7.3398 4.4841 6.6706 5.0373 6.3462 3.7667 5.6824 1.1124
250 - 500 1.1428 0.7893 2.3133 2.9754 1.4094 0.6315 1.0813 3.2776 1.7026 0.9513
500 - 1000 0.5978 0.4139 1.082 1.4789 0.9804 0.2406 0.3059 2.1558 0.9069 0.6191
1000 - 2000 0.1624 0.2418 0.7981 0.5475 0.5164 0.0415 0.0975 0.7986 0.4005 0.2860
above 2000 0.0194 0 0.3112 0.4657 0.1432 0 0 1.004 0.2429 0.3299
 
total 11.6316 11.9209 14.0524 1.8514 12.5976 12.2802 13.4145 12.2859 11.2543 3.6301

TILE HOLE SAMPLES weight in grams
micrometers TILE 1 TILE 2 TILE 3 TILE 4 avg std. dev.
below 63 0.28 0.2 0.24 0.23 0.24 0.03
63 -125 0.84 0.93 1.02 0.76 0.89 0.11
125 - 250 1.02 1.16 1.33 0.95 1.12 0.17
250 -500 2.48 0.19 0.31 0.23 0.80 1.12
500 - 1000 0.06 0.03 0.03 0.04 0.04 0.01
1000 - 2000 0 0 0 0 0 0
above 2000 0 0 0 0 0 0
 
total 4.68 2.51 2.93 2.21 3.08 1.11