Coastal hills between the Robert Scott Glacier and the Amundsen Glacier; to the east of O'Brien Peak near a saddle in the ridge and about 30m below the ridge
Altitude:
550 m
Aspect:
Nil
Slope:
0 °
Location Data
Observer
IBC
GGC
GPS
No
Latitude Longitude DMS
85° 28' S 156° 38' W
85° 28' S 156° 38' W
Latitude Longitude DD
-85.467 -156.633
-85.467 -156.633
Latitude longitude precision DD
0.008 0.008
0.008 0.008
Locality
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
Survey
Mount Goodale
Climate
Soil climate zone:
Coastal Mountain
Estimated mean annual temperature:
-20
°C
Frozen ground depth:
60 > cm
Frozen type:
Frozen comment:
>60cm
Geology
Geological setting:
O'Brien Peak area has a complex and variable sequence of rocks including metasedimentary quartzite, marbles, schists, and granitised sediments; patchy till is present with the till at lower altitude appearing less weathered than at higher altitude
Patterned ground:
Nil
Surface weathering or surface features:
Weak surface staining on boulders and no significant salt accumulations
Lichens in the general area and also soil organisms
Profile Description
Horizon
Depth
Description
292a
-4
–
0
cm
surface pebbles and granules; subangular; non to very weakly stained,
292b
0
–
5
cm
light grey (2.5Y 7/2) sandy to silty gravel; weakly cohesive; weakly developed vesicular structure; some carbonate coatings on rock surfaces; rock particles angular and unstained; indistinct boundary,
292c
15
–
24
cm
light grey (5Y 7/2) bouldery sandy gravel; weakly cohesive; weakly developed vesicular structure; rock particles angular to subangular and unstained; indistinct boundary,
292d
30
–
40
cm
light grey (5Y 7/2) bouldery sandy to silty gravel; loose; rock particles subangular to angular and unstained, on bouldery sandy gravel