1 Astrology
1.1 Origin
Not Available
Canada, Southern and central Africa, Australia
1.2 Color
Yellow, Violet, Green, Brown, White, gray, Greenish
Colorless, White, Colorless, gray, White
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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven
Uneven, Uneven, Gems, Sixth Edition (2006)
2.6 Cleavage
Perfect basal {001}
Perfect on [001], good on [010], imperfect on [110]
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Pearly, Vitreous
Vitreous, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
1.565-1.6251.561-1.583
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.040-0.0500.010-0.011
0
0.296
3.9 Clarity
Not Available
Transparent
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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