Ross Sea Region Soil Sites
102000
102
26-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*
No
158.3330
-79.8000
79deg 48.0'S
-158deg -20.0'E
Approx 3.5km N of Bastion Hill; a broad undulating ridge/plateau like surface with outcrops of dolerite and no till
4
NE
800
Ferrar Dolerite intrudes the granite basement as narrow sills and dykes and commonly outcrops on ridges
0
4.0
0
-8.0
air temp
5
2.0
10
0.0
| Xerous to subxerous; a thin discontinuous snow cover was present with some thawing taking |
| place |
-24
Coastal mountain
Frost disaggregated dolerite regolith
Nil observed
| SURFACE WEATHERING or |
| SURFACE FEATURES |
cf. Notes for SURFWEA below
Nil
102a 2-0cm
101
cobbly granular sand with fine material derived from exfoliating surface dolerite
102
abrupt boundary,
102b 0-20cm
201
yellowish brown bouldery sandy gravel with patches of reddish soil beneath some cobbles
202
on frozen ground
No
Ice cemented
20
3
Surfwea
| Dolerite bedrock has fractured to form a bouldery (felsenmeer) surface; a thin fine gravelly exfoliate layer forms the soil surface; a small amount of fine material |
| is present in cracks between boulders; soil colour varies with redder hues under some boulders |
| Soluble Salt |
| Concentration |
10200001
102a
0-12cm
0
12
none
12-Dec-2005
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