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单词 cyanotrichite
释义

cyanotrichite /ˌsaiə'nɔtrikait/

英汉-汉英词典
绒铜矿
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cyanotrichite n. [矿物] 绒铜矿;线铜矿;蓝绒铜矿
英语百科

Cyanotrichite

Cyanotrichite is a hydrous copper aluminium sulfate mineral with formula Cu4Al2[(OH)12|SO4]·2H2O, also known as lettsomite. Cyanotrichite forms velvety radial acicular crystal aggregates of extremely fine fibers. It crystallizes in the orthorhombic system and forms translucent bright blue acicular crystal clusters or drusey coatings. The Mohs hardness is 2 and the specific gravity ranges from 2.74 to 2.95. Refractive indices are nα=1.588 nβ=1.617 nγ=1.655.

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更新时间:2025/6/23 19:28:28