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单词 pachnolite
释义 pach·no·lite
\ˈpaknəˌlīt\ noun
(-s)
Etymology: German pachnolit, from Greek pachnē hoarfrost + German -lit -lite; akin to Greek pēgnynai to fasten together — more at pact
: a mineral NaCaAlF6.H2O consisting of a hydrous fluoride of sodium, calcium, and aluminum occurring in colorless to white monoclinic crystals (hardness 3, specific gravity 3)
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更新时间:2024/12/23 18:25:28