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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

S

Name

—

K(Mg₂Na)Si₄O₁₀F₂

Formula

—

Mineral Species

Entry type

—

Silicates

Chemical class

—

Monoclinic

Crystal system

—

2.5

Mohs hardness

—

2.922

Specific gravity

—

White

Streak

—

Vitreous to pearly

Luster

—

Perfect {001}

Cleavage

—

C2/m

Space group

—

—

Structural group

—

Shk · Approved

IMA

—

2001

Named in

—

Colorless to pale gray, sometimes with a greenish tint

Typical colors

—

K · Mg · Na · Si · O · F

Elements

—