1 Astrology
1.1 Origin
Italy, China
Southern and central Africa
1.2 Color
Colorless, White, Blue, gray
Blue
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
White, Yellow, Pale blue, Brittle, Uneven
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
2.6 Cleavage
Perfect on {100} and {010}, imperfect on {101}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous, Greasy
Not Available
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent
3.5 Refractive Index
1.672-1.6761.544-1.553
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Not Available
3.8 Birefringence
3.9 Clarity
Not Available
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
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4.4 Qualities Associated
Not Available
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