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Chemical Composition: BaSo4
Group: Barite
System: Orthorhombic
Family: Sulphates
Hardness: 2.5 - 3.5
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- Tabular cystals
- Other colours: colorless, yellow, red, green or
sometimes black
- Very heavy
- Fragile with perfect cleavage
- Transparent or translucent
- Vitreous luster
- White streak
- Insoluble in acids
- Fuses with difficulty
- Some varieties are fluorescent in ultraviolet light
- Common
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