Chalcoalumite
$90.00
Availability: 1 in stock
Collected in 1975, this is a somewhat uncommon mineral consisting of hydrous basic sulfate of copper and aluminum. Ex Ken Roberts collection.
Locality: Grandview Mine, Grand Canyon, Cococino County, Arizona
Composition: sulfate of copper and aluminum
Dimensions:
12 × 5.7 × 3.5 cm