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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

Congolite

Name

—

Fe²⁺₃B₇O₁₃Cl

Formula

—

Mineral Species

Entry type

—

Halides

Chemical class

—

Hexagonal

Crystal system

—

7

Mohs hardness

—

3.58

Specific gravity

—

—

Streak

—

—

Luster

—

—

Cleavage

—

R3c

Space group

—

Boracite

Structural group

—

Cgl · Approved

IMA

—

1971

Named in

—

Pink

Typical colors

—

Fe · B · O · Cl

Elements

—