1 Astrology
1.1 Origin
Not Available
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
1.2 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Green, Brownish, Greenish, Colorless, gray
1.3 Streak
1.4 For which Rashi?
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
Not Available3.20-3.26
1
7.18
2.7 Fracture
2.8 Cleavage
Not Available
{010} perfect
2.9 Mohs Hardness
2.13 Chemical Composition
Not Available
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Not Available
Vitreous, Subadamantine, Silky
3.2 Pleochroism
Not Available
Colourless to pale brown to yellow
3.3 Dispersion
3.5 Transparency
Not Available
Transparent, Translucent
3.6 Refractive Index
Not Available1.653-1.685
1
3.25
3.7 Optic Character
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3.8 Crystal System
Not Available
Orthorhombic
3.9 Birefringence
Not Available0.020-0.022
0
0.296
3.10 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
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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