Both lateritic deposit and gossan deposit are of weathering origin.
紅土型金礦床、鐵帽型金礦床同屬風(fēng)化淋濾成因的殘坡積表生金礦床.
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Au orefield, there are the original and the associated lateritic Au deposits.
章龍金礦既有原生型 、 又有紅土型的共生金礦床.
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In all types of soil, lateritic red earth covered over 70 % of the total area, ranking first.
水稻土有較長耕作歷史, 并已形成了潛育層和潴育層, 但土壤肥力并不高.
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