Mineralpedia Details for Yeatmanite
Yeatmanite
- Formula
- Zn6Mn2+9Sb5+2O12(SiO4)4
- Crystal System
- Triclinic
- Crystal Habit
- Platy, Anhedral Grains
- Cleavage
- Good, None, None
- Luster
- Vitreous (Glassy)
- Color
- clove brown
- Streak
- pale brown
- Class
- Triclinic - Pinacoidal
- Fracture
- Brittle
- Hardness
- 4
- WebMineral
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Yeatmanite from Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Dark reddish plates less than 1mm in matrix. Not confirmed.
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