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Kalabakan Association (29)
Note:
All information on soils were from the Land Resource Study 20 series of books
(Volumes 1 to 5), published by the Land Resources Division, Ministry of Overseas
Development , UK.
The
Kalabakan Association occurs:
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in
the Kalabakan valley, |
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extensively
in
the Inarat lowlands, |
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in
the Kuamut valley, |
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near
Lamaga and Pintasan in the Kinabatangan valley, |
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in
the east of the Pensiangan District, and |
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in
the Dent Peninsula. |
It
forms in low hills and ridges with a relief amplitude of about 60 m and slopes
in the 10 to 20° range. These hills are composed of mudstone and sandstone
identical to those in the Silabukan Association; mudstone is predominant, but
sandstone is more common than in the Silabukan Association.
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