Compare Minerals
Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.
Name
—
KNa₃(CaNa₂)Fe²⁺₁₃Al(PO₄)₁₁(PO₃OH)(OH)₂
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
5
Mohs hardness
—
3.527
Specific gravity
—
—
Streak
—
Vitreous to greasy
Luster
—
On {100}, good; on {102}, poor
Cleavage
—
Cc
Space group
—
Arrojadite
Structural group
—
Ajd-KNa · Approved
IMA
—
2005
Named in
—
Dark green, bottle-green, yellowish green
Typical colors
—
K · Na · Ca · Fe · Al · P · O · H
Elements
—