1 Astrology
1.1 Origin
Southern and central Africa
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1.2 Color
Colorless, Greenish, Colorless, Green, gray, Yellow
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1.3 Streak
1.4 For which Rashi?
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Pisces, Cancer, Pisces, Cancer, Pisces, Cancer
1.5 Planet
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Moon, Neptune, Moon, Neptune
1.6 Element of Planets
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
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
3.21-3.38Not Available
1
7.18
2.5 Fracture
Irregular/uneven, Uneven
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2.6 Cleavage
Perfect on {001}
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2.7 Mohs Hardness
2.8 Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
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3 Optical Properties
3.1 Luster
3.2 Pleochroism
StrongArthur Thomas
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3.3 Dispersion
3.4 Transparency
Transparent
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3.5 Refractive Index
1.670-1.734Not Available
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.006-0.011Not 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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