Fluorokinoshitalite
Fluorokinoshitalite is an IMA-recognized mineral species in the silicate class, with the chemical formula BaMg₃Al₂Si₂O₁₀F₂.
It crystallizes in the monoclinic crystal system (space group C2/m). It is a member of the Mica structural group.
Key properties: specific gravity 3.235; White streak; Pearly luster.
IMA symbol Flkns, IMA status: approved, named in 2010.
Found in metamorphosed carbonate rocks in association with a large REE-Fe-Nb deposit.
It is found associated with Phlogopite, yangzhumingite, bastnasite-(Ce), cordylite-(Ce), monazite-(Ce), fiuorbritholite-(Ce), huanghoite-(Ce), dolomite, quartz, fluorite, parisite-(Ce).
The suffix, fluoro, identifies the essential F in a phase related to kinoshitalite.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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