cornetite

cornetite

[′kȯr·nə‚tīt]
(mineralogy)
Cu3(PO4)(OH)3 A peacock-blue mineral consisting of basic copper phosphate.
References in periodicals archive ?
Terry Szenics, for whom szenicsite is named, displayed some wonderful copper minerals from the Atacama Desert region including very attractive crystallized chrysocolla with quartz, choice azurite and cornetite.
Next to the cobaltoan dolomites was a green carpet of sparkling malachite specimens, and then came a blue swath of bubbly chrysocolla and cornetite from the nearby Etoile mine.
Solution pH represents an important control on mineral stability with libethenite being formed at low pH relative to pseudomalachite and cornetite at high pH, for constant [Cu.