chalcopyrite

/kal-kuh-pahy-rahyt/US // ˌkæl kəˈpaɪ raɪt //UK // (ˌkælkəˈpaɪraɪt, -ˈpaɪə-) //

黄铜矿,黄铜矿石,黄铜矿物,黄铜矿物质

Definitions

n.名词 noun

1
- : a very common mineral, copper iron sulfide, CuFeS2, occurring in brass-yellow crystals or masses: the most important ore of copper; copper pyrites.

The cobalt ores at these localities occur with pyrites and chalcopyrite as bands in gneiss.
Both chalcocite and chalcopyrite frequently occur in silver-bearing rocks.
Much of the copper of commerce is made from chalcopyrite and bornite, and these ores are more difficult to work.
Differs from chalcopyrite by paler color and much greater hardness.
Copper-glance readily alters to other minerals, such as malachite, covellite, melaconite and chalcopyrite.