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Silicate

Ferri-leakeite

NaNa₂(Mg₂Fe³⁺₂Li)Si₈O₂₂(OH)₂
Crystal systemMonoclinic
ClassSilicate
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Ferri-leakeite specimen

Dark mauve-red prismatic crystals of the very rare mineral ferri-leakeite from the TL in India and only one of 4 known localities worldwide (Kajlidongri Mine, Jhabua District, Madhya Pradesh, India). Ex Vandenbroucke Museum collection from Waregem, Belgium. — Photo: David Hospital · CC BY 4.0

Ferri-leakeite

Ferri-leakeite is an IMA-recognized mineral species in the silicate class, with the chemical formula NaNa₂(Mg₂Fe³⁺₂Li)Si₈O₂₂(OH)₂.

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

IMA symbol Flk, IMA status: approved, named in 1991.

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.