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单词 petalite
释义

petalite

/ˈpɛtəlʌɪt/ /ˈpɛt(ə)lʌɪt/
Mineralogy
noun
A rare mineral of the monoclinic crystal system consisting of lithium aluminosilicate, LiAlSi4O10, which occurs as greyish to black metallic masses with a leaflike cleavage and is used in some ceramics.

Origin

Early 19th century. From ancient Greek πέταλον leaf + -ite, after German Petalit.

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更新时间:2024/12/24 21:19:21