VS
Name
—
Pb₄FeSb₆S₁₄
Formula
—
Mineral Species
Entry type
—
Sulfosalts
Chemical class
—
Monoclinic
Crystal system
—
2–2.5
Mohs hardness
—
5.63
Specific gravity
—
grayish-black
Streak
—
Metallic
Luster
—
Good on {001}; reported on {010} and {120}
Cleavage
—
P2_1/a
Space group
—
—
Structural group
—
Ja · Grandfathered
IMA
—
1825
Named in
—
Gray
Typical colors
—
Pb · Fe · Sb · S
Elements
—