Monday, February 23, 2004

Malachite

A minor ore but a widespread mineral of copper, basic copper carbonate, Cu2CO3(OH)2. Because of its distinctive bright green colour and its presence in the weathered zone of nearly all copper deposits, malachite serves as a prospecting guide for that metal. Notable occurrences are Nizhne-Tagilsk, Siberia; Chessy, Fr.; Tsumeb, Namibia; and Bisbee, Ariz., U.S. Malachite has been

0 Comments:

Post a Comment

<< Home