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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Hg¹⁺₄Hg²⁺O₂(CrO₄)

Formula

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Mineral Species

Entry type

—

Chromates

Chemical class

—

Monoclinic

Crystal system

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Mohs hardness

—

8.91

Specific gravity

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Dark brick-red

Streak

—

Submetallic

Luster

—

Cleavage

—

C2/c

Space group

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Structural group

—

Wte · Approved

IMA

—

1987

Named in

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Dark reddish brown, black in aggregate; in reflected light, greenish white to darker lilac-gray

Typical colors

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Hg · O · Cr

Elements

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