VS
Name
—
MnO
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Cubic
Crystal system
—
5.5
Mohs hardness
—
5.364
Specific gravity
—
Brown
Streak
—
Vitreous to adamantine, dull on exposure
Luster
—
{001}, fair; {111}, parting
Cleavage
—
Fm3m
Space group
—
Rocksalt
Structural group
—
Mng · Grandfathered
IMA
—
1874
Named in
—
Emerald-green, becoming black on exposure; emerald-green in transmitted light; gray in reflected light
Typical colors
—
Mn · O
Elements
—