Compare Minerals

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

Mineral A

Mineral B

Schneiderhöhnite

Name

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Fe²⁺Fe³⁺₃As³⁺₅O₁₃

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

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Triclinic

Crystal system

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Mohs hardness

—

4.3

Specific gravity

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Coffee-brown

Streak

—

Metallic to adamantine

Luster

—

{100}, perfect; two others observed

Cleavage

—

P-1

Space group

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Structural group

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Snh · Approved

IMA

—

1973

Named in

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Dark brown, nearly black; yellow-brown to yellow-orange; in reflected light

Typical colors

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Fe · As · O

Elements

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