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Compare Minerals

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

Mineral A

VS

Mineral B

Gallite

Name

—

CuGaS₂

Formula

—

Mineral Species

Entry type

—

Sulfides

Chemical class

—

Tetragonal

Crystal system

—

3–3.5

Mohs hardness

—

4.2

Specific gravity

—

Gray-black. Anisotropism: Low. R: (400) 20.7, (420) 19.9

Streak

—

—

Luster

—

—

Cleavage

—

I-42d

Space group

—

Chalcopyrite

Structural group

—

Gal · Grandfathered

IMA

—

1958

Named in

—

Gray

Typical colors

—

Cu · Ga · S

Elements

—