Compare Minerals

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

Mineral A

Mineral B

Cuatrocapaite-(NH4)

Name

—

(NH₄)₃(NaMg )(As₂O₃)₆Cl₆·16H₂O

Formula

—

Mineral Species

Entry type

—

Arsenates

Chemical class

—

Hexagonal

Crystal system

—

2.5

Mohs hardness

—

2.65

Specific gravity

—

White

Streak

—

Vitreous to pearly; silky (vein fillings)

Luster

—

Perfect on {00*1}

Cleavage

—

P-3m1

Space group

—

Cuatrocapaite

Structural group

—

Ctc-NH4 · Approved

IMA

—

2018

Named in

—

Colorless

Typical colors

—

N · H · Na · Mg · As · O · Cl

Elements

—