Compare Minerals

Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

Mineral A

Mineral B

Selenopolybasite

Name

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Cu(Ag,Cu)₆Ag₉Sb₂(S,Se)₉Se₂

Formula

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Mineral Species

Entry type

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Sulfosalts

Chemical class

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Hexagonal

Crystal system

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3–3.5

Mohs hardness

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6.548

Specific gravity

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Black

Streak

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Metallic. Bireflectance: Weak to moderate. Anisotropic

Luster

—

None detected

Cleavage

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P-3m1

Space group

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Structural group

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Splb · Approved

IMA

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2006

Named in

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Light gray in reflected light

Typical colors

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Cu · Ag · Sb · S · Se

Elements

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