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单词 phosgenite
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phosgenite


phosgenite

(ˈfɒzdʒɪˌnaɪt) n (Minerals) a rare fluorescent secondary mineral consisting of lead chloro-carbonate in the form of greyish tetragonal crystals. Formula: Pb2(Cl2CO3)

phosgenite


phosgenite

[′fäz·jə‚nīt] (mineralogy) Pb2Cl2(CO3) A white, yellow, or grayish mineral that crystallizes in the tetragonal system, has adamantine luster, hardness of 3 on Mohs scale, and specific gravity of 6-6.3. Also known as cromfordite; horn lead.
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更新时间:2024/9/22 12:28:27