1 Astrology
1.1 Origin
Kenya, Southern and central Africa
Italy
1.2 Color
Green, Brown, Yellow, Red
Green, Green, gray, Brown, Black
1.3 Streak
Not Available
Greenish, White, Greenish, White
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
Not Available
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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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
3.55-3.702.58-2.80
1
7.18
2.5 Fracture
Gemstones (2009)
Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Vitreous
Waxy, Silky, Resinous, Greasy
3.2 Pleochroism
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
pale greenish yellow.
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.710-1.7351.530-1.575
1
3.25
3.6 Optic Character
3.7 Crystal System
Not Available
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
3.8 Birefringence
0.012-0.033Not Available
0
0.296
3.9 Clarity
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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