VS
Name
—
(Fe²⁺Fe³⁺₂)(Fe³⁺₂Sb³⁺₄)O₁₂S
Formula
—
Mineral Species
Entry type
—
Oxides & Hydroxides
Chemical class
—
Tetragonal
Crystal system
—
—
Mohs hardness
—
5.33
Specific gravity
—
—
Streak
—
Metallic
Luster
—
Perfect on {110}
Cleavage
—
P4_2/mbc
Space group
—
Trippkeite
Structural group
—
Apu · Approved
IMA
—
1978
Named in
—
Black
Typical colors
—
Fe · Sb · O · S
Elements
—