Ross Sea Region Soil Sites
48000
48
21-Nov-1964
IBC, GGC
Inexpressible Island, Terra Nova Bay
Soil characterisation
USGS 1:250 000 1968; Mt Melbourne SS 58-60/9
B&W and CS Lscp
No
163.7000
-74.9000
74deg 54.0'S
-163deg -42.0'E
A raised bouldery beach surface on the northeast coast of Inexpressible Island alongside Evans Cove, approximately 75m from the coast
5
NE
8
A well defined series of raised beaches occur on the northeast and eastern coasts of Inexpressible Island; some of the surfaces are continuous and appear to mark progressive |
relative sea level changes while others are geomorphically disjunctive |
(5o)
Oceanic subxerous; small scattered snow patches; little liquid water available
-17
Coastal Antarctic
Bouldery granitic beach gravels
Nil observed
Weakly developed nets with shallow (15cm) troughs
SURFACE WEATHERING or |
SURFACE FEATURES |
Boulders cobbles and pebbles rounded and unstained; some surface granular disintegration
Nil
48a 0-8cm
201
pale olive to pale yellow (5Y 6/3-7/3) sandy boulder and cobble gravel
202
loose
203
some shell fragments
204
rock fragments subrounded, subangular an unstained
205
indistinct boundary,
48b 8-25cm
301
pale olive (5Y 6/3) sandy boulder and cobble gravel
302
loose
303
slightly frosted
304
rock fragments rounded to subangular and unstained
305
distinct boundary, on frozen ground
5-0cm
101
surface boulders, cobbles and pebbles
102
rounded and unstained,
Yes
a,b
Hard ice-cemented
25
1
(25cm)
Soluble Salt |
Concentration |
4800001
48a
0-8cm
0
8
none
4800002
48b
8-25cm
8
25
none
12-Dec-2005
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