Green brochantite with blue azurite on hematite. Field of view is 0.8 cm left to right. Morenci Pit, Greenlee County, Arizona. (Photo by W. Cordua.)
Formula: Cu4SO4(OH)6 Monoclinic
Description: Brochantite is a mineral formed by weathering of other copper minerals such as chalcopyrite.
VERNON COUNTY: Brochantite was reported as ocurring near Esofea (Crowns, 1976).
3817 Mineral Point Road
Madison, Wisconsin 53705
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