单词 | mottramite |
释义 | mottramite/ˈmɒtrəmʌɪt/Mineralogy noun An orthorhombic basic vanadate of lead, copper, and zinc occurring as green or brownish blades or black encrustations and forming a series with descloizite. OriginLate 19th century; earliest use found in Henry Roscoe (1833–1915), chemist and university administrator. From the name of Mottram St Andrew, a town in Cheshire + -ite. |
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