59

Site number:

59

Authors:

IBC, GGC

Date recorded:

1964/12/01

Reason Sampled:

Weathering examination

Description:

On a narrow ridge between the Shackleton and McGregor Glaciers near Mt. Kenyon; a dolerite outcrop on the upper ridge slopes

Altitude:

2200 m

Aspect:

N

Slope:

6 °

Climate

Soil climate zone:

Central mountain

Estimated mean annual temperature:

-35 °C

Frozen ground depth:

10 cm

Frozen type:

Hard ice-cemented

Frozen comment:

10

Geology

Geological setting:

Ferrar Dolerite sills outcrop along ridges; on higher surfaces, outcrops are strongly jointed through weathering and rock surfaces and fragmental material has a weathered appearance

Patterned ground:

Nil

Surface weathering or surface features:

Well stained surfaces on dolerite

Soil

Soil parent material:

Disaggregated dolerite bedrock

Previous disturbance:

Nil

Soil weathering stage:

6 4 (Campbell & Claridge 1975)

Soil moisture status:

Xerous;

Biological activity:

Nil observed