1 Astrology
1.1 Origin
Italy
Canada, Southern and central Africa, Australia
1.2 Color
Blue, Green
Colorless, White, Colorless, gray, White
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
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Effervesces in cold
Not Available
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Splintery
Uneven, Uneven, Gems, Sixth Edition (2006)
2.6 Cleavage
Perfect on {100} and {010}
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
Silky, Vitreous
Vitreous, Pearly
3.2 Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
colorless.
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
1.672-1.6881.561-1.583
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.139-0.1430.010-0.011
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
Not Available
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