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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

Gibbsite

Name

—

Al(OH)₃

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

Monoclinic

Crystal system

—

2.5–3

Mohs hardness

—

2.4

Specific gravity

—

—

Streak

—

Vitreous, pearly on cleavage surfaces, dull in aggregates

Luster

—

{001}, perfect

Cleavage

—

P2_1/n

Space group

—

—

Structural group

—

Gbs · Approved

IMA

—

1822

Named in

—

White, Colorless, Gray

Typical colors

—

Al · O · H

Elements

—