1 Astrology
1.1 Origin
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USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
1.2 Color
Green, Pale pink, White, Green, rose, Pale pink, White, gray, Green, Greenish, White, gray, Yellow, White, Green, Greenish, White, gray, Yellow, White
Blue, Green, Brownish, Greenish, Colorless, gray
1.3 Streak
Green, White, Green, White
White
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
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Splintery
2.6 Cleavage
Perfect on {010}, indistinct on {100} and {102}
{010} perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Ni3(AsO4)2•8(H2O)
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Subadamantine, Pearly
Vitreous, Subadamantine, Silky
3.2 Pleochroism
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Colourless to pale brown to yellow
3.3 Dispersion
3.4 Transparency
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Transparent, Translucent
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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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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