Ross Sea Region Soil Sites
108000
108
28-Dec-1964
IBC, GGC
Victoria Land, Trans-antarctic Mountains; at the southern end of the Cook Mountains in the Brown Hills region of the Darwin Glacier
Weathering examination
USGS 1:250,000 1963; Carlyon Glacier ST 57-60/13*
CS Lscp
No
158.5830
-79.7333
79deg 44.0'S
-158deg -35.0'E
A steep and narrow, rocky ridge ascending from near the terminus of the Bartrum Glacier to the Bowling Green Plateau; approximately half way up the ridge; a granite outcrop |
just above a dolerite outcrop |
20
S
1,300
Dolerite sills intrude into and alternate with basement Granite Harbour Intrusives and outcrop prominently on ridges; surficial deposits are absent on the ridges but cracks in the |
rocks contain some weathering products |
Xerous to subxerous; the surface is predominantly snow free; a recent light snowfall but this |
disappeared quickly through ablation |
-27
Coastal mountain
Fine fragmental granitic material within a crack in granite bedrock
Nil observed
SURFACE WEATHERING or |
SURFACE FEATURES |
Exposed granite is moderately stained on uppermost surfaces and extruding edges are partly rounded; some cavernous weathering in bedrock
Nil
108a 0-12cm
101
yellowish brown (10YR 5/6) pebbly granular sand in a narrow accumulation in a crack
102
weakly cohesive
103
few fine salts
104
rock particles angular with moderate surface staining.
Yes
a
0
4
Soluble Salt |
Concentration |
10800001
108a
0-12cm
0
12
none
12-Dec-2005
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