Brochantite and Cyanotrichite
Availability: 1 in stock
A colorful combination piece with nearly concentric rings of blue cyanotrichite surrounding a central mass of brochantite. The blue sprays combined with the green sprays, under a loupe are a wonder to behold. Collected in 1975. Ex Ken Roberts collection.
Locality: Grandview Mine, Grand Canyon, Coconino County, Arizona
Composition: copper sulfate