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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Ag₆CuBiS₄

Formula

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Mineral Species

Entry type

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Sulfosalts

Chemical class

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Crystal system

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Mohs hardness

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Specific gravity

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Streak

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Metallic. Anisotropism: Distinct in air, strong in oil, cream to bluish green. R1 –R2: (400) —, (420) —

Luster

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Cleavage

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Space group

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Structural group

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Acb · Approved

IMA

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1973

Named in

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In polished section, pale gray with faint olive-brown tint

Typical colors

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Ag · Cu · Bi · S

Elements

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