Ross Sea Region Soil Sites
227000
227
28-Nov-1969
IBC, GGC
Scott Glacier region, southern Trans-antarctic Mountains on the east side of Bartlett Glacier
Soil weathering examination
US Geological Survey 1:250 000 1968, Nilsen Plateau
No
-152.3330
-86.4000
86deg 24.0'S
152deg 20.0'E
| Table Top, a small peak on the east side of Bartlett Glacier, 13km SE of Mt Gardiner and 9km NW of Mt Denauro; on the east side on a weathered granite outcrop; a knobbly |
| surface with patches of residual soil |
0
Nil
1,950
| Granite outcrops mainly around the edge of the ridge and at higher elevation; there is appreciably less mica in the granite but the surface oxidation and weathering appears to |
| increase |
Thin patchy snow cover but no liquid snow melt observed
-38
Inland Mountain
Disaggregated fine-grained granite over granite bedrock
Nil at site
Nil
| SURFACE WEATHERING or |
| SURFACE FEATURES |
Rounded and strongly exfoliated bedrock with distinctly oxidised surfaces; no exfoliation in rock joints which are buried by weathering products
Nil
227a 0-5cm
101
pale brown (10YR 6/3) granular gravel
102
loose
103
rock particles subangular and weakly stained
104
distinct boundary
105
227b 5-10cm
201
light yellowish brown (10YR 6/4) granular sandy gravel
202
rock particles subangular and weakly stained
203
distinct boundary,
227c 10-20cm
301
very pale brown (10YR 7/3) granular sandy gravel
Yes
a,b
Dry frozen
20
3
(>20cm)
| Soluble Salt |
| Concentration |
22700001
28.00
22700002
39.00
22700001
22700002
22700001
22700002
12-Dec-2005
Page 184 of 896
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