Ross Sea Region Soil Sites
234000
234
5-Dec-1969
IBC, GGC
Scott Glacier region, southern Trans-antarctic Mountains at the southern end of the Watson Escarpment
Soil weathering examination
US Geological Survey 1:250 000 1968, Mount Blackburn
B&W Lscp
No
-148.5000
-86.3167
86deg 19.0'S
148deg 30.0'E
On the ice sheet surface in the basin between Mt Czegka and Mt Russell on a thin band of till within the ice
0
Nil
1,450
cf. Notes for GEOLAND below
-35
Inland Mountain
Till band in ice
Nil at site
Nil
SURFACE WEATHERING or |
SURFACE FEATURES |
Silty till freshly exposed and unweathered
Nil
234a 0-2cm
101
light brownish grey to light olive grey (2.5Y 6/2 - 5Y 6/2) silty granule and pebble gravel
102
loose
103
rock particles angular to subrounded and unstained,
Yes
a
Ice
2
1
(2cm)
Geoland
Ablation till is extensive in the southwest of the basin and shows distinctive moraine loop formations suggesting retreat of ice in two directions; thin bands of till |
20-30cm wide are present in the ice and are probably incipient medial moraine; this material is a good example of fresh, unweathered till |
Soluble Salt |
Concentration |
23400001
71.00
23400001
23400001
12-Dec-2005
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