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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

R

Name

—

(Fe³⁺,Ta)(Nb,Ti)O₄

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

Monoclinic

Crystal system

—

6

Mohs hardness

—

6.06

Specific gravity

—

Black

Streak

—

Semi-metallic to dull

Luster

—

None

Cleavage

—

P2/c

Space group

—

Columbite

Structural group

—

Rvy · Approved

IMA

—

2014

Named in

—

Black; gray in reflected light

Typical colors

—

Fe · Ta · Nb · Ti · O

Elements

—