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Renierite

Renierite
Renierit.JPG
General
Category Sulfide mineral
Formula
(repeating unit)
(Cu,Zn)11(Ge,As)2Fe4S16
Strunz classification 2.CB.35a
Crystal system Tetragonal
Crystal class Scalenohedral (42m)
H-M symbol: (4 2m)
Space group P42c
Identification
Color bronze yellow, pinkish brown
Crystal habit granular
Cleavage absent
Fracture Uneven
Mohs scale hardness 4.5
Luster metallic
Streak dark gray
Specific gravity 4.4
Refractive index opaque

Renierite, (Cu,Zn)11(Ge,As)2Fe4S16 is a rare copper zinc germanium bearing sulfide mineral. It occurs at the Kipushi Mine, Democratic Republic of the Congo; and Namibia, among other places.

Renierite was named after Armand Renier (26 June 1876 - 9 October 1951), a Belgian geologist and Director of the Belgian Geological Survey.


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Wikipedia

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