Agency Code: 501 Project Code: ROE Site Code: 0019
Described by: Alan Payne Date: 27/11/1987

Observation type: Unknown Category: , Inventory Site I
Lab Analyses: Limited chemical or physical analyses.

Location: MGA94 Zone: 50  581690 mE  7710897 mN Map sheet:  Roebourne 250K
Location notes: 
Site notes: Very gently undulating plain

Surface and Hydrological Properties
Rock outcrop:   
Surface coarse fragments: 
Physical properties: cryptogam surface

Vegetation
Veg unit: HASP - Hard spinifex

Species List
Tall Shrubs: Dichrostachys spicata
Medium Shrubs: Carissa lanceolata
Low Shrubs: Acacia translucens
Perennial Grasses: Triodia secunda
Undescribed: Acacia translucens, Carissa lanceolata, Cassia notabilis, Chrysopogon fallax, Dichrostachys spicata, Enneapogon sp., Eragrostis xerophila, Eriachne sp., Heliotropium ovalifolium, Triodia secunda

Current Classification
WA Soil Group: (1999) Calcareous shallow loam
Australian Soil Classification: (2002) Lithic Hypercalcic Calcarosol, A thickness medium, A gravels slightly gravelly, A texture clay loamy, B texture clayey, Soil Depth moderately deep
ASC confidence: moderate
Map Unit: 286Ch

Other Classifications
Northcote PPF: CG 1.22

Soil Profile Description

Horizon	Depth (cm)	Description	
A	0-20	Dark reddish brown (2.5YR 3/4 moist) clay loam, fine sandy; rough-ped fabric; pedal, weak, polyhedral structure; few subangular calcareous calcrete fine gravel sized coarse fragments; highly calcareous; pH 8.5 (soil paste); gradual boundary.	
B	20-60	Dark red (2.5YR 3/6 moist) light clay; few subangular calcareous calcrete all sized coarse fragments; highly calcareous; pH 8.5 (soil paste).	
K	60+	Notes: Calcrete.	

Lab Results (501 ROE 0019)

Basic Chemistry

Sample	Horizon	Match	Depth	pH_w	EC	Cl_sol	Na_sol	Ca_sol	Mg_sol	
A	1	B	0-10	8.2	821	1.32	13750	2590	1230	
B	2	C	10-40	8.6	447	0.68	7200	1160	470	
C		D	40-80	8.7	479	0.81	9000	990	550	

Saturation Extract

Sample	Horizon	Match	Depth	EC_sat	SAR_sat	
A	1	B	0-10	70	56	
B	2	C	10-40	36.8	45	
C		D	40-80	45.4	57