VS
Name
—
Mn²⁺Mn²⁺Zn₂Fe³⁺₂(PO₄)₄(OH)₂·8H₂O
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
4
Mohs hardness
—
2.89
Specific gravity
—
White
Streak
—
Vitreous to silky
Luster
—
Good on {001}
Cleavage
—
P2/a
Space group
—
Jahnsite
Structural group
—
Jah-MnMnZn · Approved
IMA
—
2018
Named in
—
Light golden brown
Typical colors
—
Mn · Zn · Fe · P · O · H
Elements
—