VS
Name
—
Mg₂Fe₄Zn₂Sb₂O₁₄(OH)₂
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Hexagonal
Crystal system
—
6
Mohs hardness
—
5.13
Specific gravity
—
Brown
Streak
—
Submetallic
Luster
—
{100}, good
Cleavage
—
P6_3mc
Space group
—
Nolanite
Structural group
—
Rnm · Approved
IMA
—
2000
Named in
—
Black, dark red and translucent in thin splinters; gray in reflected light
Typical colors
—
Mg · Fe · Zn · Sb · O · H
Elements
—