1 Astrology
1.1 Origin
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Australia, Austria, Czech, Italy
1.2 Color
Blue, Green, Brownish, Greenish, Colorless, gray
Green, Brownish
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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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
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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
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.20-3.263.18-3.24
1
7.18
2.5 Fracture
2.6 Cleavage
{010} perfect
perfect on {001}
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
Waxy, Pearly
3.2 Pleochroism
Colourless to pale brown to yellow
Weak
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Not Available
3.5 Refractive Index
1.653-1.6851.600-1.630
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
0.020-0.022Not Available
0
0.296
3.9 Clarity
Transparent
Not Available
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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