28

Site number:

28

Authors:

IBC, GGC

Date recorded:

1964/11/03

Reason Sampled:

Weathering examination

Description:

A raised beach surface on the coast on the eastern side of Redcastle Ridge

Altitude:

4 m

Aspect:

N

Slope:

2 °

Climate

Soil climate zone:

Coastal Antarctic

Estimated mean annual temperature:

-15 °C

Frozen ground depth:

0 NoObs

Frozen type:

NoObs

Frozen comment:

NoObs

Geology

Geological setting:

Deposits on low surfaces near the coast are fluvially worked volcanic materials from adjacent outcrops of McMurdo Volcanics; beach deposits nearest the coast are bouldery storm beach deposits but are finer further away

Patterned ground:

Nil

Surface weathering or surface features:

Soil

Soil parent material:

Coastal beach gravels derived from basalt flow, scoria and tuffite; partly sorted and rounded

Previous disturbance:

Nil

Soil weathering stage:

6 1 (Campbell & Claridge 1975)

Soil moisture status:

Oceanic subxerous,

Biological activity:

Nil observed