1 Astrology
1.1 Origin
Madagascar, Southern and central Africa
Southern and central Africa
1.2 Color
White, Yellow, Blue, Green, Green, gray, Yellow
White, Colorless, Blue, Red, Green, Yellow, Violet
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
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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
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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
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2 Physical Properties
2.1 Tenacity
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2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.55-2.632.58-2.64
1
7.18
2.5 Fracture
Uneven, Uneven, Gems
Not Available
2.6 Cleavage
{001} Perfect, {010} Good
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
SiO 2Walter Schumann , Gemstones of the world (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
WeakMichael OâDonoghue
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Translucent
TranslucentWalter Schumann, Gemstones of the world (2001)
3.5 Refractive Index
1.514-1.5391.530-1.540
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
Not Available
3.8 Birefringence
3.9 Clarity
Translucent
TranslucentWalter 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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