5

Site number:

5

Authors:

IBC, GGC

Date recorded:

1964/10/28

Reason Sampled:

Rock weathering examination

Description:

On a narrow sloping ridge trending eastwards from Luther Peak to Edisto Inlet

Altitude:

450 m

Aspect:

E

Slope:

5 °

Climate

Soil climate zone:

Coastal Antarctic

Estimated mean annual temperature:

-17 °C

Frozen ground depth:

0 NoObs

Frozen type:

NoObs

Frozen comment:

NoObs

Geology

Geological setting:

Metasedimentary greywacke rocks of the Robertson Bay Group; bands of finer textured finely foliated rocks within coarser sediments

Patterned ground:

Nil

Surface weathering or surface features:

Bedrock outcrops of schistose greywacke showing strong surface disintegration along bedding planes

Soil

Soil parent material:

Disaggregated bedrock forming a shallow pebbly regolith

Previous disturbance:

Nil

Soil weathering stage:

6 2 (Campbell & Claridge 1975)

Soil moisture status:

Xerous to subxerous moisture derived from thawing of intermittent snow cover

Biological activity:

Nil observed