1 Astrology
1.1 Origin
Southern and central Africa, USA, Australia, Brazil, USA, Australia, Brazil, USA
Not Available
1.2 Color
Green
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
1.3 Streak
1.4 For which Rashi?
Cancer, Taurus, Cancer, Taurus, Cancer, Taurus
Not Available
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
Not Available
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1.11 Powers
Protection, Healing
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
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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
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Gems, Sixth Edition (2006)
Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous
2.6 Cleavage
None
[110] perfect, [101] good, [010] distinct
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2 (with a high level of nickel impurities )
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Vitreous, Waxy
Vitreous, Resinous, Pearly
3.2 Pleochroism
AbsentWalter Schumann
Weak
3.3 Dispersion
3.4 Transparency
Translucent, Translucent, Opaque, Translucent to nearly opaque
Gems
3.5 Refractive Index
1.530-1.5431.518-1.561
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
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
Not Available
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4.3 Healing
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4.4 Qualities Associated
Not Available
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