chrysocolla
Noun. (mineralogy) A vitreous silicate mineral that is a minor ore of copper, with the chemical formula (Cu2+,Al)2H2Si2O5(OH)4·nH2O.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.