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This Specimen has been sold.
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1.59" Polished Covellite Oval Cabochon
This is a 1.59" tall, oval cabochon made from covellite that was collected from the Butte Mining District of Butte, Montana. The covellite has been backed with a thin sheet of black agate for stability.
Covellite is a copper sulfide mineral with the basic chemical formula CuS. Well-formed covellite crystals are considered rare: most examples are found in massive forms. It typically exhibits an iridescent effect with a lustrous indigo-blue color and occasional spots of red. Covellite commonly formsas a secondary mineral in copper sulfide deposits. Butte, Montana and Tuscany, Italy are two locations that have produced exceptional covellite crystal specimens.
SPECIES
Covellite
LOCATION
Butte Mining District, Butte, Montana.
SIZE
1.59 x .98", .21" thick
CATEGORY
ITEM
#171380
