Browse Data | 1969 - Scott Glacier

211

Site Information

Site number:: 211

Authors:: IBC, GGC

Date recorded:: 1969/11/23

Reason Sampled:: Soil weathering examination

Description:: Near the bottom of a spur leading on to an east-west lying part of Ackerman Ridge; on a sloping surface about 50m above Scott Glacier

Altitude:: 1800 m

Aspect:: W

Slope:: 20 °

Location Data
Observer	IBC	GGC
GPS	No
Latitude Longitude DMS	86° 33.6' S 148° 09' W	86° 33.6' S 148° 09' W
Latitude Longitude DD	-86.5600 -148.150	-86.5600 -148.150
Latitude longitude precision DD	0.0008 0.008	0.0008 0.008
Locality	Scott Glacier region, southern Trans-antarctic Mountains on Ackerman Ridge
Survey	US Geological Survey 1:250 000, 1968, Mount Blackburn

Climate

Soil climate zone:: Inland Mountain

Estimated mean annual temperature:: -38 °C

Frozen ground depth:: 20 > cm

Frozen type:: Dry frozen

Frozen comment:: >20cm

Geology

Geological setting:: Lower slopes have young till, in places perhaps overlying some older slightly more weathered drift with similar weathering features seen in soil 210

Patterned ground:: Nil observed

Surface weathering or surface features:: Surface rock fragments mostly angular with little staining

Soil

Soil parent material:: Residual till and possibly some wind-blown fines in fractured granitic regolith

Previous disturbance:: Nil

Soil weathering stage:: 2 (Campbell & Claridge 1975)

Soil moisture status:: Ultraxerous; scattered snow remnants

Biological activity:: Nil Observed

Profile Description
Horizon	Depth	Description
211a	10 – 20 cm	light yellowish brown (2.5Y 6/4-10YR 6/4) sandy to silty gravel; loose; few fine salt flecks; rock particles subangular to rounded and unstained

Sample Data

Physical Data
Sample name	Depth description	Top (cm)	Base (cm)	Bulk Density	Dry Bulk Density	Gravimetric Moisture	Vol. Moisture (BD=2)
211	10-20cm	10	20			No

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
211

Clay Mineralogy
Sample name	Mica	IHM	HIV - IHM	ICHL	VT	HIV	CHL	SM	CHL SM	FE - CHL	HT	QTZ	FLD	HB	CAL	Notes
211																:

National Soil Archive Samples
Sample name	NSA Sample Id	Container type	Fraction type
211	M22/1198	White lid small	coarse
211	M22/1199	White lid small	fine
211	M22/6995	Glass vial metal lid

Photos

Photo record:

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