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Walstromite

- Formula
- BaCa2Si3O9
- Crystal System
- Triclinic
- Crystal Habit
- Granular
- Cleavage
- Perfect, Perfect, Very Good
- Luster
- Vitreous - Pearly
- Color
- colorless, white
- Streak
- white
- Class
- Triclinic - Pinacoidal
- Hardness
- 3.5
- WebMineral
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Walstromite from Esquire #7 claim, Big Creek, Fresno Co., California, United States

- Special Info
- Type Locality
Rich specimen from the type locality out of a handful worldwide localities. Walstromite, named after Robert Walstrom of California, is another barium silicate found in barium rich metamorphic rock. It is fluorescent yellow, which aids in the identification. It is white to colorless with a perfect cleavage.
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