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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

Willyamite

Name

—

CoSbS

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Orthorhombic

Crystal system

—

5–5.5

Mohs hardness

—

6.76

Specific gravity

—

—

Streak

—

Metallic. R1 –R2: n.d

Luster

—

—

Cleavage

—

Pca2_1

Space group

—

Cobaltite

Structural group

—

Wly · Approved

IMA

—

1893

Named in

—

Steel-gray

Typical colors

—

Co · Sb · S

Elements

—