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

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2[(Fe,Ni)S]·1.61[(Mg,Fe)(OH)₂]

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

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Hexagonal

Crystal system

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Mohs hardness

—

3.57

Specific gravity

—

Streak

—

Metallic, strong

Luster

—

Cleavage

—

Space group

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Valleriite

Structural group

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Ha · Approved

IMA

—

1972

Named in

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Bronze-red; in polished section, brown

Typical colors

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Fe · Ni · S · Mg · O · H

Elements

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