Compare Minerals

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

Mineral A

Mineral B

Ferrocarpholite

Name

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Fe²⁺Al₂Si₂O₆(OH)₄

Formula

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Mineral Species

Entry type

—

Silicates

Chemical class

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Orthorhombic

Crystal system

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5.5

Mohs hardness

—

3.04

Specific gravity

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Streak

—

Luster

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Perfect on {010}, indistinct on {110}

Cleavage

—

Ccca

Space group

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Carpholite

Structural group

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Fcar · Grandfathered

IMA

—

1951

Named in

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Dark green, bright green, grayish green; colorless in thin section

Typical colors

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Fe · Al · Si · O · H

Elements

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