VS
Name
—
MgMn²⁺₄(Fe²⁺₀.₅Al₀.₅)₄Zn₄(PO₄)₈(OH)₄(H₂O)₂₀
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
2
Mohs hardness
—
2.59
Specific gravity
—
—
Streak
—
Vitreous
Luster
—
Perfect on {100}
Cleavage
—
I2/m
Space group
—
—
Structural group
—
Frl · Approved
IMA
—
2015
Named in
—
Greenish gray to lemon-yellow
Typical colors
—
Mg · Mn · Fe · Al · Zn · P · O · H
Elements
—