1 Astrology
1.1 Origin
Southern and central Africa, violet, blue, violet, blue
Austria, Spain, Russia, Canada, Australia
1.2 Color
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
Colorless, Brownish, Yellow, Green, gray, White
1.3 Streak
1.4 For which Rashi?
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
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
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1.8 Energy
1.9 Deities
1.10 Not to wear with
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1.11 Powers
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
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Conchoidal, Brittle
2.6 Cleavage
Distinct on {100}, poor on {110}; parting on {001}
{001} perfect; {111} imperfect, may exhibit parting on , {011}
2.7 Mohs Hardness
2.8 Chemical Composition
AlAl6O3BSi3O18
MgOMichael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
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3.3 Dispersion
3.4 Transparency
Translucent, Translucent to opaque
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
3.5 Refractive Index
1.669-1.7231.735-1.738
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.011-0.037Not Available
0
0.296
3.9 Clarity
Translucent
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
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