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- Site number:
- 58
- Authors:
- IBC, GGC
- Date recorded:
- 1964/12/01
- Reason Sampled:
- Fine fraction examination
- Description:
- On a narrow ridge with dolerite/Beacon Group outcrops between the Shackleton and McGregor Glaciers near Mt. Kenyon;
- Altitude:
- 2200 m
- Aspect:
- NE
- Slope:
- 4 °
Location Data Observer | IBC |
---|
GPS | No |
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Latitude Longitude DMS | 85° 10' S 174° 58' W |
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Latitude Longitude DD | -85.17 -174.967 |
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Latitude longitude precision DD | 0.08 0.008 |
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Locality | Shackleton Glacier, Queen Maud Mountains, on mountain slopes to the south of McGregor Glacier at the northern end of the Cumulus Hills |
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Survey | USGS 1:250 000 1968; Liv Glacier SV 1-10/5 |
Climate
- Soil climate zone:
- Central mountain
- Estimated mean annual temperature:
- -35
°C
- Frozen ground depth:
- 0 NoObs
- Frozen type:
- NoObs
- Frozen comment:
- NoObs
Geology
- Geological setting:
- Ferrar Dolerite sills outcrop with Beacon Group sediments, patches of disaggregated bedrock have accumulations of fine loess-like material
- Patterned ground:
- Some small solifluction terracettes
- Surface weathering or surface features:
-
Soil
- Soil parent material:
- Fragmented bedrock and aeolian fines
- Previous disturbance:
- Nil
- Soil weathering stage:
- 2 (Campbell & Claridge 1975)
- Soil moisture status:
- Xerous;
- Biological activity:
- Nil observed
Profile Description Horizon | Depth | Description |
58a | 0 – 5 cm | very pale brown (10YR 7/3) pebbly granular silt; cohesive; well developed vesicular crust. |
Sample Data
Physical Data Sample name | Depth description | Top (cm) | Base (cm) | Bulk Density | Dry Bulk Density | Gravimetric Moisture | Vol. Moisture (BD=2) |
58 | 0-5cm | 0 | 5 | | | | |
Sample solution chemistry Sample name | pH | Na meq/100g | Ca meq/100g | Mg meq/100g | K meq/100g | Cl meq/100g | SO4 meq/100g | NO3 meq/100g | EC mmho/cm | Soluble Salt | Notes |
58 | 8.8 | 0.9 | 0.4 | 0.66 | 0.005 | 0.08 | 0.65 | . | . | 0.09 | |
Particle size distribution Sample name | < 2 mm | 2 - 0.5 mm | 0.5 - 0.25 mm | 0.25 - 0.1 mm | 0.1 - 0.05 mm | 0.05 - 0.02 mm | 0.02 - 0.002 mm | < 0.002 mm | Fe2O3 | CaCO3 | Notes |
58 | 53 | 23.3 | 15.7 | 19.8 | 8.3 | 14.2 | 17.0 | 1.4 | 0.25 | . | |
Clay Mineralogy Sample name | Mica | IHM | HIV - IHM | ICHL | VT | HIV | CHL | SM | CHL SM | FE - CHL | HT | QTZ | FLD | HB | CAL | Notes |
58 | 30.0 | . | . | . | . | 20.0 | 20.0 | 30.0 | . | . | . | . | . | . | | |
Photos
- Photo record:
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