Profile Number 12

Laboratory number:	0984	Profile Description
Site number:	576	A₁	0 - 9 cm	Very dark greyish brown (10YR 3/2) stony loam; weak crumb structure; rough-ped fabric; soft when dry; 40% bedrock fragments (10 mm); pH 3.5; clear boundary
Classification:	Northcote (1979) - Um1.42 Stace et al. (1972) – Lithosol	B	9 - 71 cm	Yellowish brown (10YR 5/6) stony clay loam; apedal; slightly hard when dry; 40% bedrock fragments (18 mm); pH 4.5
Location:	Maffra 8222, grid ref. 722483 500 m S of Bennison Lookout	R	71+ cm	Bedrock
Land system, component:	Carrabungla, 1
Topography:	Mid-slope of mountain, WSW aspect, 45% gradient
Elevation:	960 m
Drainage:	Good
Parent material:	Devonian rhyolite and rhyodacite
Vegetation:	Shrubby open forest II: Eucalyptus sieberi, E. dives and E. rubida and with Acacia obliquinervia, Cassinia longifolia, Platylobium formosum and Oxylobium ellipticum in the understorey. Sparse herb layer, abundant leaf litter.

LABORATORY ANALYSES 984
Horizon	Sample Depth cm	Lab. texture	Particle size distribution					Atterberg limits				1:5 soil water suspension			Clay mineralogy by x-ray diffraction
Horizon	Sample Depth cm	Lab. texture	Gravel %	Coarse sand % f.e.	fine sand % f.e.	Silt % f.e.	Clay % f.e.	liquid limit %	plastic limit %	plasticity index %	linear shrinkage %	pH	EC 25°C uS/cm	Cl- %	Depth cm	Composition %
Al B B	0 - 9 20 - 30 30 - 60	SiL SiL SiL	39 33 28	22 13 16	18 25 21	25 38 31	15 21 24				4.2 4.9 5.0	72 42 31	0.003 0.002 0.002

Horizon	Sample Depth cm	Org. C %	Total N %	1.3C N	Free Fe₂O₃ %	Available		HCl extract		Exchangeable cations
						P ppm	K ppm	P %	K %	Ca	Mg	K	Na	CEC	Ca % of CEC	Mg	K	Na	H
						P ppm	K ppm	P %	K %	Milliequivalents/100g				CEC	Ca % of CEC	Mg	K	Na	H
Al	0 - 9	5.7	0.21	35	1.0	10	160	0.009	0.14	0.06	0.06	0.6	0.1	56.7	<1	<1	1	<1	99
B	20 - 30	1.7	0.078	28	1.2	4	200	0.007	0.10	0.07	0.1	0.7	0.09	25.4	<1	<1	3	<1	97
B	30 - 60				1.4			0.008	0.14	0.07	0.3	0.6	0.1	18.9	<1	2	3	1	94

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