1 Astrology
1.1 Origin
Madagascar, Southern and central Africa
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA
1.2 Color
White, Yellow, Blue, Green, Green, gray, Yellow
Violet, Blue
1.3 Streak
1.4 For which Rashi?
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1.5 Planet
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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
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2.4 Specific Gravity
2.55-2.632.56-2.66
1
7.18
2.5 Fracture
Uneven, Uneven, Gems
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{001} Perfect, {010} Good
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2.7 Mohs Hardness
2.8 Chemical Composition
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
WeakMichael OâDonoghue
Strong trichroism: colorless to yellowish
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.514-1.5391.542-1.578
1
3.25
3.6 Optic Character
3.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
Not Available
3.8 Birefringence
0.008-0.0100.008-0.012
0
0.296
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
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4.3 Healing
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4.4 Qualities Associated
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