Ross Sea Region Soil Sites
335000
335
29-Nov-1972
IBC, GGC
Wright Valley, McMurdo Dry Valley region
Rock weathering examination
USGS 1:50,000 Antarctic Topo. Ser. Labyrinth Quadrangle
No
160.8830
-77.6217
77deg 37.3'S
-160deg -53.0'E
On the S side of Upper Wright Valley in the Asgard Range; a moraine covered surface north of the Inland Forts; a bouldery surface with a dominantly dolerite cover; a rock |
sample from near the saddle between Wright and Taylor Valley |
0
Nil
1,700
The local rocks are dominantly Beacon Sandstone with the harder Ferrar Dolerite sill remnants capping the ridges; The landscape in this area is relict and dolerite clasts are in |
many places strongly stained |
(0o)
-25
Inland Mountain
Dolerite rock
Nil observed but endolithic lichens common in sandstone
Nil
SURFACE WEATHERING or |
SURFACE FEATURES |
Strongly stained dolerite
Nil
335 0
101
Profile not described
102
rock weathering sample only
?
0
Soluble Salt |
Concentration |
33500001
33500001
rock
33500001
12-Dec-2005
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