Xingzhongite

Xingzhongite is an opaque, metallic mineral named for its location of discovery in China.

Xingzhongite
General
Category	Sulfide minerals
Formula	(Pb,Cu,Fe)(Ir,Pt,Rh)2S4
IMA symbol	Xin[1]
Strunz classification	2.DA.05
Crystal system	Isometric
Crystal class	Hexoctahedral (m3m) H-M symbol: (4/m 3 2/m)
Space group	Fd3m
Identification
Formula mass	645.53 g/mol
Color	Steel gray
Mohs scale hardness	6
Luster	Metallic
Diaphaneity	Opaque
Specific gravity	6.49
References	[2][3]