1 Astrology
1.1 Origin
Southern and central Africa
Turkey, Russia, Canada
1.2 Color
Green, Blue, Yellow, White
Reddish, Brown
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
2.5 Fracture
2.6 Cleavage
{001} Perfect
Imperfect to indistinct on {10 1 0}, parting on {0001}
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Not Available
Vitreous, Greasy, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
TranslucentAnthony et al, Handbook of mineralogy (2001)
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.538-1.5601.717-1.722
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not Available0.100
0
0.296
3.9 Clarity
TranslucentAnthony et al
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
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