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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

Eugsterite

Name

—

Na₄Ca(SO₄)₃·2H₂O

Formula

—

Mineral Species

Entry type

—

Sulfates

Chemical class

—

—

Crystal system

—

—

Mohs hardness

—

2.5

Specific gravity

—

—

Streak

—

—

Luster

—

—

Cleavage

—

—

Space group

—

—

Structural group

—

Egt · Approved

IMA

—

1980

Named in

—

Colorless

Typical colors

—

Na · Ca · S · O · H

Elements

—