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【Product Name】:Covellite
【Categories】:Copper Ore
【Item NO】:CuS
【Document download】:Click to download

Chemical composition:

Cu 66.48%S 33.52%mix with FeAgSe

Physical properties:

Hardness :1.5-2

Weight: 4.67g/cm3

Color: indigo, light blue, dark blue or black;

Streak: dark gray;

Transparency: opaque

Luster: metallic luster;

Cleavage and fracture: cleavage parallel to the full;

Other properties: brittle;

Optical properties
Crystaland the space group: hexagonal, P63/mmc;
Cell parameters: a0 = 3.792, c0 = 16.344;
Form: single crystal is extremely rare, was the six-party thin plate or sheet.
Mostly in powder form and are usually membranous aggregates appeared.

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