1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa
1.2 Color
Black, Blue, Violet
Yellow, Red, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Pisces, Cancer, Pisces, Cancer
1.5 Planet
Not Available
Moon, Neptune
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
Not Available
Not Available
1.11 Powers
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
2.95-3.132.65-2.87
1
7.18
2.5 Fracture
Not Available
Not Available
2.6 Cleavage
{210} Perfect
Not Available
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)
Not Available
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
Gemmological Tables (2004)
3.5 Refractive Index
1.622-1.6661.53-1.69
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Not Available
3.8 Birefringence
Not Available0.16
0
0.296
3.9 Clarity
Transparent
Gemmological Tables (2004)
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
Not Available
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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
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
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