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单词 perthite
释义

perthite


perthite

(ˈpɜːθaɪt) n (Geological Science) mineralogy a type of feldspar that contains both a potassium type (orthoclase) and a sodium type (albite)

perthite


perthite

[′pər‚thīt] (geology) A parallel to subparallel intergrowth of potassium and sodium feldspar; the potassium-rich phase is usually the host from which the sodium-rich phase evolves.
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更新时间:2024/9/23 3:26:38