VS
Name
—
NiS
Formula
—
Mineral Species
Entry type
—
Sulfides
Chemical class
—
Hexagonal
Crystal system
—
3–3.5
Mohs hardness
—
5.5
Specific gravity
—
Greenish black
Streak
—
Metallic
Luster
—
Perfect on {1011} and {0112}
Cleavage
—
P6_3/mmc
Space group
—
Millerite
Structural group
—
Mlr · Grandfathered
IMA
—
1845
Named in
—
Yellow
Typical colors
—
Ni · S
Elements
—