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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

C

Calciojohillerite

Name

—

NaCaMgMg₂(AsO₄)₃

Formula

—

Mineral Species

Entry type

—

Arsenates

Chemical class

—

Monoclinic

Crystal system

—

3.5

Mohs hardness

—

3.915

Specific gravity

—

White

Streak

—

Vitreous

Luster

—

Imperfect

Cleavage

—

C2/c

Space group

—

Alluaudite

Structural group

—

Cjhl · Approved

IMA

—

2016

Named in

—

Colorless, pale green, pale yellow, light blue, pale lilac or pink

Typical colors

—

Na · Ca · Mg · As · O

Elements

—