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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CuPtAsS₂

Formula

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Mineral Species

Entry type

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Sulfosalts

Chemical class

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Orthorhombic

Crystal system

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Mohs hardness

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7.57

Specific gravity

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Streak

—

Metallic

Luster

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Perfect on {010}, distinct on {100}, {001}, less distinct on {110}

Cleavage

—

Space group

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Structural group

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Dao · Approved

IMA

—

1974

Named in

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Steel-gray with yellow tint; in polished section, pale greenish yellow

Typical colors

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Cu · Pt · As · S

Elements

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