1 Astrology
1.1 Origin
USA, Brazyl, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Sri Lanka, India, Brazil
1.2 Color
Colorless, Yellow, pink, Red
Green, Brown, Brown, Colorless, Green, gray, Yellow
1.3 Streak
White
Brownish, White, Brownish, White
1.4 For which Rashi?
Not Available
Not Available
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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.90-2.983.55-3.73
1
7.18
2.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
2.6 Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
none
2.7 Mohs Hardness
2.8 Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Vitreous
Greasy, Vitreous
3.2 Pleochroism
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
None
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.650-1.6951.730-1.760
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
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
Not Available
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