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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

M

Name

—

K₂Fe²⁺(SO₄)₂·4H₂O

Formula

—

Mineral Species

Entry type

—

Sulfates

Chemical class

—

Monoclinic

Crystal system

—

2.5–3

Mohs hardness

—

2.36

Specific gravity

—

—

Streak

—

Vitreous to greasy

Luster

—

—

Cleavage

—

C2/m

Space group

—

—

Structural group

—

Mtr · Approved

IMA

—

1993

Named in

—

Pale yellow

Typical colors

—

K · Fe · S · O · H

Elements

—