Coppernite

A variety of Igneous

Uncommon

What is Coppernite?

There's a lot of debate on the origin of coppernite. It is often mistakenly sold to people as Nuummite, though there is a theory that this material is actually black galaxy granite quarried predominantly in India, which features golden flecks over solid black.

Coppernite Market Value Calculator

Estimate the market value of Coppernite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Preview only. Full pricing comps and valuation report in the app.

Coppernite Localities Map

See where Coppernite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Quick Facts

Physical Properties

Color
Black and dark brown with bronze flecks
Hardness (Mohs)
5.5 - 6
Density
2.55 - 3.4 g/cm³

Also Known As

CopperniteNuummite
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