Rough Chalcopyrite Chips / 0.25-0.75" AVG - 1 LB. LOT

Quantity: 1 pound

Average size range: 0.25 to 0.75 inches

Chalcopyrite is a brassy golden copper ore, and is mostly used to extract pure copper. When exposed to air, its surface tarnishes in a variety of minerals including bornite or rarely malachite and azurite, giving it an iridescent rainbow sheen.