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

VS
W
Wernerkrauseite
Name
—
CaFe³⁺₂Mn⁴⁺O₆
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Orthorhombic
Crystal system
—
3
Mohs hardness
—
4.66
Specific gravity
—
Black
Streak
—
Sub-metallic
Luster
—
None
Cleavage
—
Pnma
Space group
—
Post-spinel
Structural group
—
Wkr · Approved
IMA
—
2014
Named in
—
Black, gray in reflected light
Typical colors
—
Ca · Fe · Mn · O
Elements
—