کالکوپیریت

Also known as Kupferkies

Chalcopyrite ( ) is a copper iron sulfide mineral and the most abundant copper ore mineral. It has the chemical formula CuFeS2 and crystallizes in the tetragonal system. It has a brassy to golden yellow color and a hardness of 3.5 to 4 on the Mohs scale. Its streak is diagnostic as green-tinged black.

AI overview

Chalcopyrite is a copper iron sulfide mineral with the chemical formula CuFeS2, prized as the most abundant source of copper ore in the world. It's recognizable by its brassy to golden yellow color and distinctive green-tinged black streak, making it useful for both industrial extraction and mineral identification.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Mineral.color: Brass yellow, may have iridescent purplish tarnish.
Mineral.name: Chalcopyrite
Mineral.category: Sulfide mineral
Mineral.image: Chalcopyrite-199453.jpg
Mineral.formula: CuFeS2
Mineral.IMAsymbol: Ccp
Mineral.molweight: 183.54 g/mol
Mineral.strunz: 2.CB.10a
Mineral.system: Tetragonal
Mineral.class: Scalenohedral (2m) H-M symbol: ( 2m)
Mineral.symmetry: I2d
Mineral.unit cell: a = 5.289 Å, c = 10.423 Å; Z = 4
Mineral.habit: Predominantly the disphenoid and resembles a tetrahedron, commonly massive, and sometimes botryoidal.
Mineral.twinning: Penetration twins
Mineral.cleavage: Indistinct on {011}
Mineral.fracture: Irregular to uneven
Mineral.tenacity: Brittle
Mineral.mohs: 3.5–4