Sedentary soils
i. soils developed on igneous and high grade metamorphic rocks
ii. soils developed on sedimentary and low grade metamorphic rocks
Reworked soils
i. soils developed on older alluvium
ii. lateritic soils
Alluvial soils
i. recent riverine alluvium soils
ii. subrecent riverine alluvium soils
iii. sandy coastal soils
iv. acid sulphate soils
v. non-sulfidic marine clay soils
Organic soils
i. shallow organic soils
ii. deep organic soils
Other Soils
i. urban and mined land