Ross Sea Region Soil Sites
103000
103
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
Soil characterisation
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, 30m below site of soil 102 on a granite surface; a broad shallow saddle on a broad undulating ridge surface with outcrops of Granite Harbour |
| Intrusives and no till |
2
NE
770
Granite Harbour Intrusives are mainly granites and granodiorites and outcrop intermittently with dolerite
| Xerous to subxerous; a thin discontinuous cover of windblown snow was present with some |
| thawing taking place |
-24
Coastal mountain
Frost disaggregated granitic regolith
Nil observed
| SURFACE WEATHERING or |
| SURFACE FEATURES |
| Granite upper surfaces are moderately stained and many boulders are cavernously weathered; salt accumulations are present beneath some boulders and |
| cobbles; the fine fraction of the soil appears to be mainly disaggregated and exfoliated granite |
Nil
103a 0-5cm
201
strong brown (7.5YR 5/6) pebbly granular sand
202
loose to weakly cohesive
203
some scattered salts
204
rock particles subangular with moderate surface staining but staining penetrating through some particles
205
distinct boundary,
103b 5-19cm
301
yellowish brown (10YR 5/6) cobbly sandy gravel
302
weakly cohesive
303
rock particles angular to subangular and non to weakly stained
304
abrupt boundary, on frozen ground.
3-0cm
101
surface cobbles, pebbles and loose granular sand
102
subrounded and moderately stained,
Yes
a,b
Hard ice-cemented
19
4
(19cm)
| Soluble Salt |
| Concentration |
10300001
103a
3-0cm
-3
0
none
10300002
103b
8-12cm
8
12
none
12-Dec-2005
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