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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

R

Name

—

RuAsS

Formula

—

Mineral Species

Entry type

—

Sulfosalts

Chemical class

—

Monoclinic

Crystal system

—

—

Mohs hardness

—

7.08

Specific gravity

—

Grayish black

Streak

—

Metallic

Luster

—

—

Cleavage

—

—

Space group

—

—

Structural group

—

Rua · Approved

IMA

—

1979

Named in

—

Lead-gray to dark lead-gray; grayish white in polished section

Typical colors

—

Ru · As · S

Elements

—