Grey metallic crystals of the extremely rare Cu-Zn selenide from the type locality in Chameane (Chaméane Uranium Deposit, Chaméane, Sauxillanges, Puy-de-Dôme, Auvergne-Rhône-Alpes, France). Giraudite-(Zn) is re-named from "giraudite" according to the new tetrahedrite group nomenclature of Biagione et al., 2020. Ex Vandenbroucke Museum collection specimen, from Waregem, Belgium,. — Photo: David Hospital · CC BY-SA 4.0
Giraudite-(Zn)
Giraudite-(Zn) is an IMA-recognized mineral species in the sulfosalt class, with the chemical formula Cu₆(Cu₄Zn₂)As₄Se₁₃.
It crystallizes in the cubic crystal system (space group I-43m). It is a member of the Tetrahedrite structural group.
IMA symbol Gir-Zn, IMA status: approved, named in 1980.
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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