Ross Sea Region Soil Sites
291000
291
12-Jan-1970
IBC, GGC
Scott Glacier region, southern Trans-antarctic Mountains, on the West side of the Robert Scott Glacier, about 2km from the coast west of the Medina Peaks
Soil weathering examination
Mount Goodale
CS Lscp
No
-156.6670
-85.4667
85deg 28.0'S
156deg 40.0'E
Coastal hills between the Robert Scott Glacier and the Amundsen Glacier; at O'Brien Peak near the top; a rocky surface with small pockets of till between rock outcrops
0
Nil
660
O'Brien Peak area has a complex and variable sequence of rocks including metasedimentary quartzite, marbles, schists, and granitised sediments
(m .. 660m)
Dry site
-20
Coastal Mountain
Thin sandy gravel till over bedrock
Lichen on adjacent rock outcrop; soil organisms identified in the soil
Nil
SURFACE WEATHERING or |
SURFACE FEATURES |
Distinct staining on rock surfaces; some salts beneath surface clasts
Nil
291a 2-0cm
101
surface sandy pebble gravel
102
rock particles angular with some distinctly stained,
291b 0-5cm
201
light yellowish brown (2.5Y 6/4) sandy to silty pebbly to bouldery gravel
202
few fine salt flecks
203
weakly cohesive
204
weakly developed vesicular structure
205
rock particles angular and weakly stained
206
indistinct boundary,
291c 5-30cm
301
light grey (2.5Y 7/2) sandy to silty pebbly to bouldery gravel
302
moderately cohesive to slightly firm
303
rock particles angular and unstained
304
sharp boundary, on rock
Yes
a,b,c
30
3
(>30cm)
Soluble Salt |
Concentration |
29100001
22.00
29100002
75.00
29100003
71.00
29100001
29100002
29100003
29100001
29100002
29100003
12-Dec-2005
Page 248 of 896
291