Ross Sea Region Soil Sites
300000
300
15-Jan-1970
IBC, GGC
Scott Glacier region, southern Trans-antarctic Mountains, on the West side of the Robert Scott Glacier, about 1km from the coast and east of the Medina Peaks
Soil weathering examination
Mount Goodale
CS Lscp
No
-157.5000
-85.4667
85deg 28.0'S
157deg 30.0'E
McDonald Nunataks at the extreme north and east side of the Amundsen Glacier on a low recently exposed till surface towards the eastern end; a flat knoll
0
Nil
300
| The area has a complex and variable sequence of rocks including metasedimentary quartzite, marbles, schists, and granitised sediments; the rocks at this site are granite and |
| marble |
The whole soil is moist
-20
Coastal Mountain
recent till from granite and marble; micaceous granite
Black lichens and other lichen species in vicinity
Moderately developed small nets
| SURFACE WEATHERING or |
| SURFACE FEATURES |
Surface rocks unweathered; salt precipitations on the soil surface
Nil
300a 0-3cm
101
light grey (5Y 7/1) pebbly gravel
102
moist
103
weakly cohesive
104
weakly developed vesicular structure
105
some surface salt efflorescences
106
rock particles angular to subangular and unstained
107
indistinct boundary,
300b 3-10cm
201
light grey (5Y 7/1) pebbly gravel
202
moist
203
moderately cohesive
204
moderately developed vesicular structure
205
rock particles angular and unstained
206
distinct boundary,
300c 10-30cm
301
light grey (5Y 7/10 pebbly sandy silty gravel
302
moist
303
slightly sticky
304
sharp boundary, on ice-cemented ground
Yes
a,b,c
Ice cemented
30
1
(30cm)
| Soluble Salt |
| Concentration |
30000001
67.00
30000002
56.00
30000003
32.00
30000001
30000002
30000003
30000001
30000002
30000003
12-Dec-2005
Page 257 of 896
300
