Chysocolla and Malachite

Locality: Sacaton mine, Casa Grande, Pinal County, Arizona, USA
 
Size: 65 mm x 52 mm, 80 grams
 
An interesting specimen from a very old collection. Tiny little spherical Chysocolla crystals with and Malachite (?). Sacaton mine is a polymetallic mine that operated between 1929-1984. ex. Becker, Munich Show
 
Chrysocolla normally has a light blue to cyan (blue-green) color and is a minor ore of copper. It is secondary mineral that forms in the oxidation zones of copper ore bodies.