1 Astrology
1.1 Origin
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Spain
1.2 Color
Blue, Green, Brownish, Greenish, Colorless, gray
Brown, Green, Brownish, Yellow, Greenish, White, Brown, Black
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
2.5 Fracture
2.6 Cleavage
{010} perfect
[010] Perfect, [100] Distinct, [011] Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
3 Optical Properties
3.1 Luster
Vitreous, Subadamantine, Silky
Vitreous, Pearly, Silky
3.2 Pleochroism
Colourless to pale brown to yellow
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3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent, Translucent, Opaque
3.5 Refractive Index
1.653-1.6851.519-1.521
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.020-0.0220.0090-0.0100
0
0.296
3.9 Clarity
Transparent
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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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