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Silicate

Fluoro-riebeckite

Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂F₂
Crystal systemMonoclinic
ClassSilicate

Fluoro-riebeckite

Fluoro-riebeckite is an IMA-recognized mineral species in the silicate class, with the chemical formula Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂F₂.

It crystallizes in the monoclinic crystal system (space group C2/m). It is a member of the Amphibole-amphiboles sodic structural group.

IMA symbol Frbk, IMA status: approved, named in 1978.

Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet. Browse more F minerals or help write this entry.