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VS
J
Name
—
Mn²⁺Mn³⁺O(PO₄)
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Monoclinic
Crystal system
—
4
Mohs hardness
—
4.13
Specific gravity
—
—
Streak
—
Metallic. Low to moderate bireflectivity; distinct anisotropy. R1-R2: n.d
Luster
—
—
Cleavage
—
I2/a
Space group
—
Wagnerite
Structural group
—
Joo · Approved
IMA
—
2005
Named in
—
Black; opaque to dark brown in thin sections, gray with a brownish tint in reflected light
Typical colors
—
Mn · O · P
Elements
—