Compare Minerals

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

Mineral A

Mineral B

Chrombismite

Name

—

Bi₁₆CrO₂₇

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

Tetragonal

Crystal system

—

5.5

Mohs hardness

—

4.5–4.8

Specific gravity

—

Brown

Streak

—

Metallic to submetallic

Luster

—

Parting may develop along {111}

Cleavage

—

I4/m

Space group

—

Structural group

—

Cbis · Approved

IMA

—

1995

Named in

—

Black to brownish black; brown to brownish black on thin edges in transmitted light; in reflected light

Typical colors

—

Bi · Cr · O

Elements

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