Browse Data | 1964 - Hallett Peninsula

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9

| 10 ⇛

Site Information

Site number:: 9

Authors:: IBC, GGC

Date recorded:: 1964/10/29

Reason Sampled:: Examination of salts

Description:: Eastern side of glacial basin below Luther Peak, on a foot slope

Altitude:: 125 m

Aspect:: E

Slope:: 15 °

Location Data
Observer	IBC
GPS	No
Latitude Longitude DMS	72° 21' S 169° 53' E
Latitude Longitude DD	-72.350 169.883
Latitude longitude precision DD	0.008 0.008
Locality	Northern Victoria Land near Hallett Peninsula; west side of Edisto Inlet near Luther Peak
Survey	MZMS 166; 1960 Tucker Glacier

Climate

Soil climate zone:: Coastal Antarctic

Estimated mean annual temperature:: -15 °C

Frozen ground depth:: 5 cm

Frozen type:: Hard ice-cemented

Frozen comment:: 5cm

Geology

Geological setting:: Till and slope drift derived from schistose greywackes of the Robertson Bay Group

Patterned ground:: Weakly developed solifluction terracing

Surface weathering or surface features:: Surface clasts subangular and unweathered, white encrustations of salt on some rocks, on the soil surface and beneath some surface stones

Soil

Soil parent material:: Greywacke till, with surface reworking due to downslope movement

Previous disturbance:: Nil

Soil weathering stage:: 6 1 (Campbell & Claridge 1975)

Soil moisture status:: Xerous to subxerous

Biological activity:: Nil observed

Profile Description
Horizon	Depth	Description
9a	0 – 2 cm	white to light grey (5Y 8/1-7/1) gravelly silt; firmly cohesive; strongly vesicular; rock fragments angular and unstained; sharp boundary,
9b	2 – 5 cm	light olive grey (5Y 6/2) silty pebble gravel; loose to weakly cohesive; rock fragments angular 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)
9a	0-2cm	0.0	2.0
9b	2-5cm	2.0	5.0

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
9a	9.6	6.8	<0.1	<0.1	0.07	4.5	1.6	<0.05	.	1.0
9b	9.4	1.0	<0.1	<0.1	0.07	0.6	0.7	0.7	.	0.15

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
9a	16	22.0	8.7	8.3	3.4	12.1	34.5	11.0	0.1	.
9b	54	46.5	25.3	17.6	2.7	2.4	4.0	1.4	0.14	.

Clay Mineralogy
Sample name	Mica	IHM	HIV - IHM	ICHL	VT	HIV	CHL	SM	CHL SM	FE - CHL	HT	QTZ	FLD	HB	CAL	Notes
9a	55.0	.	.	.	.	10.0	10.0	25.0	.	.	.	.	.	.
9b	65.0	.	.	.	.	5.0	25.0	5.0	.	.	.	.	.	.

National Soil Archive Samples
Sample name	NSA Sample Id	Container type	Fraction type
9a	M22/0437	medium	coarse
9a	M22/0438	large	fine
9a	M22/6712	Glass vial metal lid
9b	M22/0439	large	coarse
9b	M22/0440	medium	fine
9b	M22/6713	Glass vial metal lid

Photos

Photo record:

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