Chalcopyrite (Sample #21)
Colour: Brassy yellow/green and sometimes red
Hardness: 3.5-4
Streak: Green to black
Luster: Metallic
Magnetic: No
Conductive: Yes
Cleavage: None
Relative Density: 4.2
Distinguishing Characteristics: It is conductive with a distinctive yellow metallic shine.
Uses: Chalcopyrite is the primary ore of copper. Copper is used in electrical wires, plumbing pipes, coins and kitchen appliances.
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