Location: Big Desert.
Australian Soil Classification: Calcic, Mottled-Subnatric, Yellow SODOSOL (sandy surface horizon)
Northcote Factual Key: Dy 5.43
Great Soil Group: solodized solonetz
General Landscape Description: Crest of a dune on a gently undulating sand rise (dunefield) south of the Big Desert.
Native Vegetation: Mallee.
|A1||0-10 cm||Light yellowish brown (10YR6/4); loamy sand; weakly structured; pH 7.7:|
|A2||10-15 cm||Light yellowish brown (10YR6/4) conspicuously bleached; fine sand; pH 8.6; sharp and wavy change to:|
|B21||15-30 cm||Light yellowish brown (10YR6/4) with brownish yellow (10YR6/6) mottles; coarse sandy clay loam; weak to moderate coarse columnar structure with hard bleached capping; strong consistence dry; pH 8.9; clear and wavy change to:|
|B22k||30-60 cm||Light yellowish brown (10YR6/4) with yellowish red (5YR5/6) mottles; light medium clay (sandy); moderate coarse prismatic, parting to strong coarse blocky structure; ped faces may have a discontinuous carbonate coating; pH 9.4:|
|B31k||60-100 cm||Red (2.5YR4/8) with strong brown (7.5YR5/6) mottles; coarse sandy clay loam; massively structured; strong consistence dry; contains few (5 %) calcareous nodules; pH 9.6:|
|B32||100-150 cm||Light yellowish brown (10YR6/4) with yellowish red (5YR5/6) mottles; medium clay (sandy); moderate medium blocky structure; contains very few (< 2%) hard carbonate nodules; pH 9.8:|
|B33||150+ cm||Yellowish red (5YR5/6) with light yellowish brown (10YR6/4) mottles; medium clay (sandy); pH 9.8.|
(at 1 metre)
|The surface soil is slightly alkaline. The subsoil is strongly alkaline becoming extremely alkaline at depth.||The salinity rating is very low in the surface and upper subsoil becoming moderate with depth.||The surface is non-sodic. The subsoil is strongly sodic.|