Compare Minerals

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

Mineral A

Mineral B

Tantalite-(Mg)

Name

—

MgTa₂O₆

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

Orthorhombic

Crystal system

—

5.5

Mohs hardness

—

6.7

Specific gravity

—

Brown-red

Streak

—

Semi-metallic to metallic

Luster

—

None

Cleavage

—

Pbcn

Space group

—

Columbite

Structural group

—

Ttl-Mg · Approved

IMA

—

2002

Named in

—

Black, light gray in reflected light with brown-red internal reflections

Typical colors

—

Mg · Ta · O

Elements

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