Compare Minerals
Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.
Name
—
(K,Na,Pb)₄(Na,Ca)₂(Mg,Cu)₃(Fe³⁺₀.₅Al₀.₅)(SO₄)₈
Formula
—
Mineral Species
Entry type
—
Sulfates
Chemical class
—
Triclinic
Crystal system
—
3
Mohs hardness
—
2.732
Specific gravity
—
White
Streak
—
Vitreous
Luster
—
None
Cleavage
—
P-1
Space group
—
—
Structural group
—
Pxn · Approved
IMA
—
2015
Named in
—
Colorless to very pale yellowish
Typical colors
—
K · Na · Pb · Ca · Mg · Cu · Fe · Al · S · O
Elements
—