1 Astrology
1.1 Origin
Southern and central Africa
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
1.2 Color
Black, Blue, Violet
Blue, Violet, Blue, Yellow, Grey
1.3 Streak
1.4 For which Rashi?
Not Available
Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus, Libra, Sagittarius, Taurus
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
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Not Available
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2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Mg2Al4Si5O18
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Strong in shades of violet when dark-colored.Anthony et al
Not Available
3.3 Dispersion
3.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.622-1.6661.52-1.56
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Transparent
Transparent to translucent
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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