Compare Minerals

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

Mineral A

Mineral B

Name

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Ag₁₅Cu(Sb,As)₂S₇Te₄

Formula

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Mineral Species

Entry type

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Sulfosalts

Chemical class

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Tetragonal

Crystal system

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Mohs hardness

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7.76

Specific gravity

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Streak

—

Luster

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Cleavage

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Space group

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Polybasite

Structural group

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Bln · Approved

IMA

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1985

Named in

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In polished section, very pale blue. Anisotropism: Moderate to strong, in tints of brown, blue, and gray

Typical colors

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Ag · Cu · Sb · As · S · Te

Elements

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