roscoelite

noun ros·coe·lite \ˈrä(ˌ)skōˌlīt\

Definition of roscoelite

plural

-s

  1. :  a mineral approximately K2(Mg,Fe,V,Al)4(Si,Al)8O20(OH)4 consisting of a brownish mica in minute scales that contains vanadium

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Origin and Etymology of roscoelite

Sir Henry E. Roscoe †1915 English chemist + English -lite


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