1 Astrology
1.1 Origin
Southern and central Africa, Vietnam
Pakistan
1.2 Color
Green, Black, Brown
White, Green, Blue, Yellow, Brownish, Red, Blue, gray, Yellow, White
1.3 Streak
1.4 For which Rashi?
Not Available
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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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Splintery, Brittle, Uneven
Irregular
2.6 Cleavage
{110} perfect
Perfect on {0001}
2.7 Mohs Hardness
2.8 Chemical Composition
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Pearly
3.2 Pleochroism
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3.3 Dispersion
3.4 Transparency
Transparent
TransparentMichael OâDonoghue, Gems, Sixth Edition (2006)
3.5 Refractive Index
1.613-1.6631.56-1.60
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Transparent
TransparentMichael OâDonoghue
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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