1 Astrology
1.1 Origin
China, Burma, Pakistan, USA, Southern and central Africa, Brazil
Kenya, Southern and central Africa
1.2 Color
Green
Green, Brown, Yellow, Red
1.3 Streak
1.4 For which Rashi?
Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo, Libra, Taurus, Leo, Virgo
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1.5 Planet
1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
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1.11 Powers
Protection, Wealth
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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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
1.54-1.553.55-3.70
1
7.18
2.5 Fracture
Conchoidal
Gemstones (2009)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
(Mg,Fe)2SiO4
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Greasy
Vitreous
3.2 Pleochroism
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.64-1.691.710-1.735
1
3.25
3.6 Optic Character
3.7 Crystal System
Orthorhombic
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3.8 Birefringence
3.9 Clarity
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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