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Chemical Composition:
Ca(Al2Si3)O10·3H2O
Group: -
System: Monoclinic
Family: Silicates
Hardness: 5 - 5.5
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- Slender, striated, colourless or white, prismatic
crystals
- Light, fragile
- Transparent
- Soluble in hydrochloric acid
- Found in: Brazil, Denmark, Eritrea, Iceland, India,
Italy, Scotland, USA
- Common
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