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Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

VS
L
Name
—
NaCa₂Mn²⁺₂[Fe³⁺Fe²⁺]Mn²⁺₂(PO₄)₆(H₂O)₂
Formula
—
Mineral Species
Entry type
—
Phosphates
Chemical class
—
Orthorhombic
Crystal system
—
5
Mohs hardness
—
3.52
Specific gravity
—
Dark brownish green
Streak
—
Vitreous
Luster
—
One very good and one good orthogonal to it
Cleavage
—
Pcab
Space group
—
Wicksite
Structural group
—
Lir · Approved
IMA
—
2020
Named in
—
Dark brown with greenish hues (nearly black) in massive aggregates to dark olive-green in translucent slices
Typical colors
—
Na · Ca · Mn · Fe · P · O · H
Elements
—