Ross Sea Region Soil Sites
80000
80
10-Dec-1964
IBC, GGC
Shackleton Glacier, Queen Maud Mountains, at the southern end of the Cumulus Hills, just north of Zaneveld Glacier junction with Shackleton Glacier
Soil characterisation
USGS 1:250 000 1968; Liv Glacier SV 1-10/5
B&W Pro
No
176.2330
-85.3500
85deg 21.0'S
-176deg -14.0'E
Approximately 1.5km NE of Wiest Bluff, on a smooth non bouldery surface forming the lower part of a gently concave surface
2
NE
1,900
| Cover deposits are patchy, varying from bouldery felsenmeer regolith to intermittent till; surface features suggest that the till at this site may be somewhat older than on |
| adjacent surfaces |
(2o)
3
1.0
18
-10.0
35
-16.0
90
-20.0
Ultraxerous, no adjacent snow cover
-40
Inland mountain
Doleritic till
Nil observed
Poorly developed large nets with boulders at edges, but a superimposed pattern of smaller less distinctive nets (c 2m)
| SURFACE WEATHERING or |
| SURFACE FEATURES |
A distinct pebble/cobble pavement comprising stained, moderately polished, subrounded rocks; weak ventifaction
Nil
80 2-0cm
101
surface pebbles and cobbles
102
subrounded and moderately to strongly stained and polished,
80a 0-3cm
201
light yellowish brown (10YR 6/4) gravelly silty sand
202
firmly cohesive
203
moderately developed fine vesicular structure
204
rock particles moderately stained with smaller particles strongly altered
205
distinct boundary,
80b 3-17cm
301
light yellowish brown (10YR 6/4) gravelly silty sand
302
firmly cohesive
303
abundant white salts forming discrete 5cm+ segregations but also diffused through the entire horizon
304
rock particles subangular to subrounded, moderately and weakly stained and weakly to moderately altered
305
indistinct boundary,
80c 17-29cm
401
brownish yellow (10YR 6/6) gravelly silty sand
402
weakly cohesive
403
some white salts diffused through the horizon
404
| larger rock particles subangular and weakly stained with smaller particles subrounded and moderately stained |
| and altered |
405
distinct boundary,
80d 29-65cm
501
yellow to olive yellow (10YR 7/6-2.5Y 6/6) bouldery sandy silt
502
loose
503
a few fine white salt flecks
504
rock particles mainly subangular and weakly stained but smaller particles subrounded and altered
505
indistinct boundary,
80e 65-90cm
601
yellow to olive yellow (10YR 7/6-2.5Y 6/6) bouldery sandy silt
602
loose
603
rock particles subangular and weakly stained but some smaller particles partly altered
604
becoming light olive grey (5Y 6/2) at the horizon base
605
sharp boundary, on ice.
Yes
a,b,c,d,e
Stagnant old glacial ice
90
4
(90cm)
| Soluble Salt |
| Concentration |
8000001
80a
0-3cm
0
3
none
8000002
80b
3-17cm
3
17
none
8000003
80c
17-29cm
17
29
none
8000004
80d
29-65cm
29
65
none
8000005
80e
65-90cm
65
90
none
12-Dec-2005
Page 80 of 896
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