1 Astrology
1.1 Origin
Not Available
Madagascar, India, Brazil, USA, Canada, Pakistan, Russia
1.2 Color
Black, Blue, Yellow, Green
Yellow, Brown
1.3 Streak
Grey, Greenish, Brown
Not Available
1.4 For which Rashi?
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1.5 Planet
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1.6 Element of Planets
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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
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1.9 Deities
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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
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2.4 Specific Gravity
3.28-3.44Not Available
1
7.18
2.5 Fracture
Uneven, Splintery, Brittle
Not Available
2.6 Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Not Available
2.7 Mohs Hardness
5.0-6.0Not Available
2
10
2.8 Chemical Composition
Not Available
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3 Optical Properties
3.1 Luster
Vitreous, Silky
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3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
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3.5 Refractive Index
1.680-1.6981.84-2.11
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.005-0.008Not Available
0
0.296
3.9 Clarity
Not Available
Color grading system
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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