Mineralpedia Details for Stannite
Stannite
- Formula
- Cu2FeSnS4
- Crystal System
- Tetragonal
- Crystal Habit
- Massive - Granular, Crystalline - Fine
- Cleavage
- Imperfect, None, None
- Luster
- Metallic
- Color
- blue, grayish black, steel gray
- Streak
- black
- Class
- Tetragonal - Scalenohedral
- Fracture
- Uneven
- Hardness
- 3.5-4
- WebMineral
- View Stannite
- Mindat
- View Stannite
Stannite from Oruro, Oruro dept., Bolivia
Dull, sooty black Stannite, probably partially oxidized and tarnished. Otherwise it should be brassy silvery color. The long shiny bladed crystals is the Jamesonite.
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