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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

Oldhamite

Name

—

CaS

Formula

—

Mineral Species

Entry type

—

Sulfides

Chemical class

—

Cubic

Crystal system

—

4

Mohs hardness

—

2.58

Specific gravity

—

—

Streak

—

—

Luster

—

On {001}

Cleavage

—

Fm3m

Space group

—

Rocksalt

Structural group

—

Old · Grandfathered

IMA

—

1863

Named in

—

Pale chestnut-brown, tarnishes strongly on exposure to wet air; in transmitted light

Typical colors

—

Ca · S

Elements

—