Activities related to discovery and approval of the group members
Structural context
Giraudite-(Zn)
Crystal System isometricCrystal Class hextetrahedralSpace Group I-43m
a10.578
b10.578
c10.578
alpha90
beta90
gamma90
volume1183.6
Based on 1 measurements
Chemical context
Stoichiometric formulas
Giraudite-(Zn)
mindat.org
March 13, 2023Cu6(Cu4Zn2)As4Se12SeGiraudite-(Zn) is re-named from "giraudite" according to the new tetrahedrite group nomenclature of Biagione et al., 2020. The IMA formula presented here has not yet been updated to reflect the observation of Zn>Fe2+ in the type material.
IMA
March 13, 2023Cu6(Cu4Zn2)As4Se13
mineralogy.rocks
Aug. 30, 2022Cu1+6[Cu1+4(Fe2+,Zn)2]As3+4Se2-12Se2-