Mineralogy Database

Edgarite Mineral Data

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General Edgarite Information

Help on Chemical  Formula: Chemical Formula: FeNb2S6
Help on Composition: Composition: Molecular Weight = 434.06 gm
   Niobium  42.81 %  Nb
   Iron     12.87 %  Fe
   Sulfur   44.33 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Fe2+Nb2S6
Help on Environment: Environment: Coexists with Ti-enriched pyrrhotite in a fenitized xenolith in nepheline syenite.
Help on IMA Status: IMA Status: Approved IMA 1995 (Dana # Added)
Help on Locality: Locality: Kola Peninsula, northwestern Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Alan D. Edgar (1935-1998), Professor of Petrology, University of Western Ontario, London, Ontario, Canada, in recognition of his contributions to the study of alkaline r ocks and synthetic equivalents.
Help on Synonym: Synonym: ICSD 53507
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