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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PtS

Formula

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Mineral Species

Entry type

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Sulfides

Chemical class

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Tetragonal

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 purplish and pinkish shades of gray and brown. R1 –R2: (400) 41.3–41.8

Luster

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Cleavage

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P4_2/m

Space group

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Structural group

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Bg · Grandfathered

IMA

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1932

Named in

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White in reflected light

Typical colors

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Pt · S

Elements

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