Residual deposit - Zanryukoushou (English spelling) Residual deposit
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A mineral deposit is formed when useful components or minerals in rocks remain on the earth's surface or are concentrated in the soil as nodules due to weathering. They are also called weathered residual deposits or exposed residual deposits. Examples include bauxite deposits, laterite deposits, and gold alluvial deposits. Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
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風化作用によって岩石中の有用成分または有用鉱物が地表に残留し，あるいは土壌の中に団塊状となって集中し，生じた鉱床。風化残留鉱床，露天化残留鉱床ともいう。ボーキサイト鉱床，ラテライト鉱床，および金の原地砂礫鉱床などはその例である。
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