Compare Minerals

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

Mineral A

Mineral B

Jahnsite-(NaFeMg)

Name

—

NaFe³⁺Mg₂Fe³⁺₂(PO₄)₄(OH)₂·8H₂O

Formula

—

Mineral Species

Entry type

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Phosphates

Chemical class

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Monoclinic

Crystal system

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Mohs hardness

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2.58

Specific gravity

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White

Streak

—

Vitreous

Luster

—

Good on {001}

Cleavage

—

P2/a

Space group

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Jahnsite

Structural group

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Jah-NaFeMg · Approved

IMA

—

2007

Named in

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Yellow with orange-red bands near the terminations

Typical colors

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Na · Fe · Mg · P · O · H

Elements

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