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Blue John
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Antimony trioxide
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Blue John
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Antimony trioxide
Blue John
Antimony trioxide
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Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
Physical Properties
Tenacity
Solubility
Durability
Specific Gravity
Fracture
Cleavage
Mohs Hardness
Chemical Composition
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)
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-
-
-9999
-
-
-9999
Sb2O3
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