Azurite partially altered to Malachite
John Betts - Fine Minerals
Lustrous prismatic blue Azurite crystals that have partially altered to green Malachite. The outer surfaces are a thin veneer of blue Azurite and the cores are green Malachite. Ex. Chas. W. Velte Jr. (1914-1987).
Globe-Miami District, Gila County, Arizona
27 x 24 x 14 mm