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Halide

Calcioaravaipaite

PbCa₂AlF₉
Hardness2.5
Crystal systemTriclinic
ClassHalide

Calcioaravaipaite

Calcioaravaipaite is an IMA-recognized mineral species in the halide class, with the chemical formula PbCa₂AlF₉.

It crystallizes in the triclinic crystal system (space group C-1). It is a member of the Aravaipaite structural group.

Key properties: Mohs hardness 2.5; specific gravity 4.85; White streak; Vitreous luster; optically biaxial.

IMA symbol Cavp, IMA status: approved, named in 1994.

Found in the oxidized zone of an epithermal Cu–Pb–Ag deposit.

It is found associated with Artroeite, quartz, anglesite, fluorite, galena, linarite, muscovite.

The name refers to its CALCIum content and relation to aravaipaite.

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 C minerals or help write this entry.