Australian Soil Classification: Vertic, Hypercalcic, Black CHROMOSOL (moderate profile depth)
General Landscape Description: Gently undulating plain.
Site Description: Flat.
Geology: Newer volcanics
Soil Profile Morphology:
|Ap||0-10 cm||Brown (10YR4/3 moist); loam; weak consistence dry; pH 6.8; abrupt change to:|
|A12||10-30 cm||Very dark grey (10YR3/1 moist); clay loam, fine sandy; very firm consistence dry; medium to coarse (10-30 mm) granular to polyhedral structure; rough faced peds; pH 6.6; clear change to:|
|B21tg||30-50/70 cm||Very dark grey (10YR3/1 moist) to very dark grayish brown (10YR3/2 moist) with dark greyish brown (2.5Y4/2 moist) and reddish brown (5YR4/4 moist) mottles; medium to heavy clay; smooth faced peds; moderate medium (<50 mm) prismatic, parting to coarse (20-50 mm) angular blocky/polyhedral structure; moderately vertic with prominent slickensides at base; strong consistence dry; pH 7.3; sharp and wavy change to:|
|B22k/R||50/70-80 cm||Soft whitish carbonate; rounded weathered and fractured basalt; sharp and wavy change to:|
|R||80+ cm||Fractured basalt.|
|The surface is slightly acid. The subsoil is slightly alkaline.||Salinity rating is low in the surface and very low in the subsoil.||The soil is non sodic throughout the profile.||The clay content increases markedly at the A/B boundary.|
(0.2- 2.0 mm)
(0.02- 0.2 mm)
(0.002- 0.02 mm)