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MM857

Site: MM857Land Unit: Drumborg basalt hills
Aust. Soil Class.: Haplic, ?, Red KUROSOL (confidence level 2)

General Land Unit Description:
This land unit consists of the undulating rises of Sugarloaf Hill and Sheaok Rise, north of Heywood. The soils consist of Red Dermosols and occasionally Kurosols on the crests and slopes of the rises. On the lower slopes and plains in between the rises, Ferric Brown Chromosols or Dermosols predominate. There are minor occurrences of Black Vertosols in local depressions.

Site Description:
Geology: Quaternary basaltLandform pattern: Undulating rises
Position in landscape: Mid slopeInternal drainage: Moderately well drained

Soil Profile Morphology

A10-20 cmDark reddish brown (5YR3/4) clay loam, strong blocky structure (10-20 mm), pH 5.7. Clear transition to:

Subsoil
B2120-35 cmYellowish red (5YR4/6) medium clay, smooth-ped fabric, pH 5.4. Gradual transition to:

B2235+ cmStrong brown (7.5YR4/6) medium clay, red mottles, smooth-ped fabric, pH 5.7.

Key profile features:

  • Strongly acidic subsoil
  • Strong texture contrast between topsoil and subsoil
  • Mottled subsoil
Soil pit MM857 graphs
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