Ross Sea Region Soil Sites
483000
483
2-Jan-1983
IBC, GGC
Ross Island; McMurdo Sound
Soil weathering examination
B&W Lscp
No
166.7500
-77.8500
77deg 51.0'S
-166deg -45.0'E
Southern Hut Point Peninsula near Pram Point, Scott Base; approximately 250m NW of Scott Base on an uneven sloping surface
6
SE
65
cf. Notes for GEOLAND below
Oceanic xerous; site presently dry but soils become moist after summer snowfall
-18
Coastal Antarctic
Volcanic drift material with some pale coloured fines, possibly wind blown accumulation
Occasional yellow lichen patches and a few scattered moss patches
Nil at site
| SURFACE WEATHERING or |
| SURFACE FEATURES |
Some slight polish on finer grained volcanic rocks; carbonate coatings on rock undersides; some light coloured fine accumulations
Extensive foot traffic disturbance
483a 1-0cm
101
surface pebbles
102
subrounded and unstained
103
some with fine siltyish coatings,
483b 0-1cm
201
pale brown to light brownish grey (10YR 6/3 - 2.5Y 6/2) sandy to silty gravel
202
loose
203
rock particles subrounded to subangular
Yes
0
1
Geoland
| The rocks of the area are McMurdo Volcanics, predominantly scoria; the surface materials are thin scoria drift material with some accessions of sedimentary and |
| crystalline rocks derived via glacial activity from the mainland; finer textured accumulations may be windblown dust |
| Soluble Salt |
| Concentration |
48300001
48300001
48300002
48300002
64.00
46.00
19.00
14.00
6.00
5.00
5.00
5.00
0.50
48300003
49.00
32.00
24.00
19.00
8.00
6.00
5.00
4.00
0.40
48300004
41.00
25.00
19.00
20.00
10.00
9.00
10.00
7.00
0.40
48300005
48300006
61.00
21.00
18.00
23.00
14.00
10.00
6.00
7.00
0.60
48300007
48300008
57.00
23.00
22.00
21.00
12.00
10.00
6.00
5.00
0.30
48300009
48300010
53.00
18.00
19.00
22.00
13.00
12.00
7.00
8.00
0.60
48300011
48300012
47.00
28.00
18.00
17.00
9.00
8.00
11.00
8.00
0.40
48300001
48300001
48300002
48300002
8.10
1.82
1.10
3.60
1.40
0.25
1.20
3.60
48300003
9.40
1.00
0.51
0.06
0.48
0.11
0.80
0.49
48300004
8.90
3.02
2.10
0.73
1.70
0.25
2.50
1.40
0.01
48300005
48300006
8.60
2.03
2.10
0.54
1.70
0.23
2.50
0.41
0.01
48300007
48300008
48300009
48300010
9.30
2.02
1.10
0.24
0.84
0.11
1.80
0.34
48300011
8.40
2.31
1.80
0.31
1.20
0.16
2.00
0.39
48300012
8.90
1.62
1.10
0.23
0.92
0.11
1.50
0.34
48300001
48300001
48300002
48300002
60
10
10
5
4
8
8
48300003
70
7
3
5
5
10
48300004
80
3
2
5
5
5
48300005
48300006
65
5
10
2
1
3
7
7
48300007
48300008
60
10
5
5
5
5
5
48300009
48300010
55
10
15
5
5
10
48300011
48300012
55
7
15
2
7
7
7
12-Dec-2005
Page 440 of 896
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