Compare Minerals

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

Mineral A

Mineral B

Name

—

PbCu₂Bi₄(Se,S)₈

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Monoclinic

Crystal system

—

Mohs hardness

—

7.82

Specific gravity

—

Streak

—

Metallic

Luster

—

Cleavage

—

P2_1/m

Space group

—

Watkinsonite

Structural group

—

Wat · Approved

IMA

—

1985

Named in

—

Black on a fresh fracture; white with a bluish tint in reflected light

Typical colors

—

Pb · Cu · Bi · Se · S

Elements

—