Benjaminite

A variety of Minerals

What is Benjaminite?

Benjaminite Market Value Calculator

Estimate the market value of Benjaminite 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.

Benjaminite Localities Map

See where Benjaminite 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
Grey; tarnishes dull or yellow to copper-red
Hardness (Mohs)
3.5
Density
6.68 g/cm³
Streak
Dull lead-gray

Chemical Properties

Chemical Formula
Ag3Bi7S12 Ag may be replaced by minor Cu and Bi by minor Pb.
Elements
Ag, Bi, S
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