Eggleton, Richard; Taylor, G
Bioturbation of the Weipa bauxite is effected primarily by termites and tree roots. Termite galleries extend into the Plasmic Zone to a depth of 20 m. Termite nests are constructed from the surrounding soil (averaging 30% kaolinite) and also from kaolinite derived from below the bauxite, with some parts of the nest containing 75% kaolinite. Measurement of termite nest volume from two 1 ha areas indicates nest materials amount to as much as 5 t/ha and that termites bring kaolinite to the surface...[Show more]
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