1 Astrology
1.1 Origin
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
Kenya, Southern and central Africa
1.2 Color
Green, Colorless, gray, Yellow, White
Green, Brown, Yellow, Red
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
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
Not Available
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2.4 Specific Gravity
2.80-2.953.55-3.70
1
7.18
2.5 Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
Gemstones (2009)
2.6 Cleavage
Distinct on [001]
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Ca2Al2Si3O12(OH)
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.611-1.6731.710-1.735
1
3.25
3.6 Optic Character
3.7 Crystal System
Orthorhombic
Not Available
3.8 Birefringence
0.021-0.0330.012-0.033
0
0.296
3.9 Clarity
TranslucentHerve Nicolas Lazzarelli
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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