Compare Minerals

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

Mineral A

Mineral B

Luzonite

Name

—

Cu₃AsS₄

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Tetragonal

Crystal system

—

3.5

Mohs hardness

—

4.38

Specific gravity

—

Black

Streak

—

Metallic, dull

Luster

—

Good on {101}, distinct on {100}

Cleavage

—

I-42m

Space group

—

Sphalerite, Stannite

Structural group

—

Luz · Grandfathered

IMA

—

1874

Named in

—

Deep pinkish brown, similar to bornite, although darker; in polished section, pale brownish pink

Typical colors

—

Cu · As · S

Elements

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