1 Astrology
1.1 Origin
China, South Africa
Austria, Spain, Russia, Canada, Australia
1.2 Color
Yellow, Brown
Colorless, Brownish, Yellow, Green, gray, White
1.3 Streak
1.4 For which Rashi?
Leo, Capricorn, Leo, Capricorn, Leo, Capricorn
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
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1.11 Powers
Money, Protection
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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
Not Available
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Gems, Sixth Edition (2006)
Conchoidal, Brittle
2.6 Cleavage
Indiscernible
{001} perfect; {111} imperfect, may exhibit parting on , {011}
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2
MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
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3.3 Dispersion
3.4 Transparency
Opaque
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
3.5 Refractive Index
1.534-1.5401.735-1.738
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Gemstones of the world (2001) More from other references
TransparentWalter Schumann
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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