Averievite
Averievite is an IMA-recognized mineral species in the vanadate class, with the chemical formula Cu₅O₂(VO₄)₂·CuCl₂.
It crystallizes in the hexagonal crystal system (space group P3).
Key properties: Mohs hardness 4; specific gravity 3.54; Black streak; Metallic to resinous luster.
IMA symbol Avv, IMA status: approved, named in 1995.
Found in volcanic fumaroles.
It is found associated with Piypite, alumoklyuchevskite, fedotovite, alarsite, nabokoite, tenorite, lammerite, langbeinite.
The mineral was named to honor Valerii Viktorovich Aver’ev [Averiev] (1929–1968), volcanologist, Institute of Volcanology, Petropavlovsk-Kamchatskii, Russia.
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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