Strunz classification 2.CC.05 Space group P63/mmc | Formula(repeating unit) (Fe,Cu)Se Crystal system Hexagonal | |
Crystal class Dihexagonal dipyramidal (6/mmm)H-M symbol: (6/m 2/m 2/m) | ||
Achávalite is a selenide mineral that is a member of the nickeline group. It has only been found in a single Argentinian mine system, being first discovered in 1939 in a selenide deposit. The type locality is Cacheuta mine, Sierra de Cacheuta, Mendoza, Argentina.
References
Achávalite Wikipedia(Text) CC BY-SA