1 Astrology
1.1 Origin
Sri Lanka, India, Brazil
Southern and central Africa
1.2 Color
Green, Brown, Brown, Colorless, Green, gray, Yellow
Blue, Blue, Red
1.3 Streak
Brownish, White, Brownish, White
Not Available
1.4 For which Rashi?
Not Available
Sagittarius, Leo, Sagittarius, Leo, Sagittarius, Leo
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
Projective, Receptive
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
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.55-3.73Not Available
1
7.18
2.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Not Available
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Not Available
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Not Available
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
3.5 Refractive Index
1.730-1.7601.54-1.56
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.020Not Available
0
0.296
3.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available
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
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
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