单词 | murmanite |
释义 | murmanite/ˈməːmənʌɪt/Mineralogy noun A triclinic hydrated silicate of sodium, titanium, and niobium, Na2(Ti,Nb)2Si2O9·nH2O, usually occurring as aggregates of lilac to bright pink, platy crystals. Origin1920s; earliest use found in Mineralogical Abstracts. From Russian murmanit from Murman, name of a shore on the north of the Kola peninsula in Russia + -it. |
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