Compare Minerals

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

Mineral A

Mineral B

Brucite

Name

—

Mg(OH)₂

Formula

—

Mineral Species

Entry type

—

Oxides & Hydroxides

Chemical class

—

Hexagonal

Crystal system

—

2.5

Mohs hardness

—

2.39

Specific gravity

—

White

Streak

—

Waxy, pearly on cleavage surfaces

Luster

—

{0001}, perfect

Cleavage

—

P-3m1

Space group

—

Brucite

Structural group

—

Brc · Grandfathered

IMA

—

1818

Named in

—

White, pale green, blue, gray; honey-yellow to brownish red and deep brown in manganoan varieties

Typical colors

—

Mg · O · H

Elements

—