Copper

,
Copper

Copper

Copper occurs in several forms including flat sheets, wire-like fibres and rarely as crystals. Copper can be cleaned with dilute nitric acid, which usually restores the colour and metallic lustre. Copper occurs in the following minerals: Azurite, bornite, chalcocite, chalcopyrite, chrysocolla, covellite, cuprite and malachite. Copper is found in South Africa, Namibia and Zimbabwe.

Chemical Formular : Cu

Refractive Index : Opaque

Hardness : 2½ – 3 on the Mohs Scale

Crystal System : Isometric

Skills

, ,

Posted on

4th October 2018