1 Astrology
1.1 Origin
Canada, Russia, Kenya, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Brazil, Russia, Norway, Brazil
India, Italy
1.2 Color
Green, Greenish, Black, Green, Greenish, Black, Green, Greenish, Black, Reddish, Brown, Black, Green, Greenish, Black, Reddish, Brown, Black, Green, Greenish, Black, Reddish, Brown, Black
White, Reddish
1.3 Streak
Yellow, Yellowish-grey, gray
White
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
3.50-3.602.08-2.16
1
7.18
2.5 Fracture
Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}
distinct/good on {1011}
2.7 Mohs Hardness
2.8 Chemical Composition
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Vitreous
3.2 Pleochroism
X = emerald green
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
3.5 Refractive Index
1.720-1.7781.478-1.490
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.037-0.0610.005-0.008
0
0.296
3.9 Clarity
Gemmological Tables (2004) More from other references
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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