Ross Sea Region Soil Sites
252000
252
18-Dec-1969
IBC, GGC
Scott Glacier region, southern Trans-antarctic Mountains, in mountains just south of the Albanus Glacier
Soil weathering examination
US Geological Survey 1:250 000 1968, Wisconsin Range
CS Lscp
No
-149.5000
-85.9300
85deg 55.8'S
149deg 30.0'E
A ridge top site on Mount Danforth 13km to the east of Scott Glacier; on a sloping surface below the ridge top
22
W
1,775
Dark coloured old volcanic rock possibly belonging to the Wyatt Formation outcrop on the ridge
Many snow patches on the ridge surface and probably some occasional thaw from snow on |
dark coloured rocks |
-40
Central Mountain
Slope debris from fragmented volcanic rock with minor granite
Nil observed
Nil
SURFACE WEATHERING or |
SURFACE FEATURES |
Surface rock outcrops have distinct dark staining, fragmented rocks have ice crystals between clasts; rock fragments are angular; occasional scattered salts |
beneath some clasts |
Nil
252a 0-5cm
101
light yellowish brown to light olive brown (2.5Y 6/4/- 5/4) granular to cobbly gravel
102
loose but with some fines adhering to rock particles
103
rock particles angular and unstained but some altered
104
indistinct boundary,
252b 5-45cm
201
light yellowish brown (2.5Y 6/4) granular to cobbly gravel
202
loose
203
rock particles angular and unstained
204
252c 0-5cm
301
salts on surface rock fragments
Yes
a,b,c
Dry frozen
45
2
(>45cm)
Soluble Salt |
Concentration |
25200001
33.00
25200002
12.00
25200003
12.00
25200001
25200002
25200003
gypsum
25200001
25200002
25200003
12-Dec-2005
Page 209 of 896
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