1 Astrology
1.1 Origin
Madagascar, Southern and central Africa
Canada, Russia, Kenya, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Norway, Brazil
1.2 Color
White, Yellow, Blue, Green, Green, gray, Yellow
Green, Greenish, Black, Green, Greenish, Black, Green, Greenish, Black, Reddish, Brown, Black, Green, Greenish, Black, Reddish, Brown, Black, Green, Greenish, Black, Reddish, Brown, Black
1.3 Streak
White
Yellow, Yellowish-grey, gray
1.4 For which Rashi?
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
1.10 Not to wear with
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1.11 Powers
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
2.55-2.633.50-3.60
1
7.18
2.5 Fracture
Uneven, Uneven, Gems
Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
2.6 Cleavage
{001} Perfect, {010} Good
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Resinous
3.2 Pleochroism
WeakMichael OâDonoghue
X = emerald green
3.3 Dispersion
3.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.514-1.5391.720-1.778
1
3.25
3.6 Optic Character
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3.7 Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
monoclinic
3.8 Birefringence
0.008-0.0100.037-0.061
0
0.296
3.9 Clarity
Translucent
Gemmological Tables (2004) More from other references
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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