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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

M

Metakirchheimerite

Name

—

Co(UO₂)₂(AsO₄)₂·8H₂O

Formula

—

Mineral Species

Entry type

—

Arsenates

Chemical class

—

Triclinic

Crystal system

—

2–2.5

Mohs hardness

—

3.33

Specific gravity

—

—

Streak

—

Pearly on {001}

Luster

—

Perfect on {001}; good on {010}

Cleavage

—

P-1

Space group

—

—

Structural group

—

Mki · Grandfathered

IMA

—

1958

Named in

—

Pale rose to flesh-pink; colorless in transmitted light

Typical colors

—

Co · U · O · As · H

Elements

—