Potassic-magnesio-fluoro-arfvedsonite

A variety of Minerals

What is Potassic-magnesio-fluoro-arfvedsonite?

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Potassic-magnesio-fluoro-arfvedsonite Localities Map

See where Potassic-magnesio-fluoro-arfvedsonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

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North ZoneCentral RidgeSouth Basin

Quick Facts

Chemical Properties

Chemical Formula: [(K,Na)][Na2][Mg4Fe3+][Si8O22][(F,OH)<sub>2</sub>] The arfvedsonite group minerals are sodium amphiboles defined with A(Na+K+2Ca)> 0.5 apfu and 0.5 apfu < C(Al+Fe3++2Ti) < 1.5 apfu with Fe as the dominant element in the C3+ position. Potassic-magnesio-fluoro-arfvedsonite is defined with A position: K dominant C2+ position: Mg dominant C3+ position: Fe dominant W position: F dominant
Elements: F, Fe, H, K, Mg, Na, O, Si