VS
Name
—
Pb₇Sb₈S₁₉
Formula
—
Mineral Species
Entry type
—
Sulfosalts
Chemical class
—
Monoclinic
Crystal system
—
2.5–3
Mohs hardness
—
5.73
Specific gravity
—
Black
Streak
—
Metallic. R1 –R2: n.d
Luster
—
Good on {112}
Cleavage
—
C2/c
Space group
—
—
Structural group
—
Htm · Grandfathered
IMA
—
1849
Named in
—
Iron-black
Typical colors
—
Pb · Sb · S
Elements
—