1 Astrology
1.1 Origin
Not Available
Southern and central Africa, USA, Australia, Brazil, USA, Australia, Brazil, USA
1.2 Color
1.3 Streak
Not Available
Not Available
1.4 For which Rashi?
Not Available
Cancer, Taurus, Cancer, Taurus, Cancer, Taurus
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
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
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Protection, Healing
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
Not Available
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2.4 Specific Gravity
4.78-5.202.58-2.64
1
7.18
2.5 Fracture
Not Available
Gems, Sixth Edition (2006)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
SiO2 (with a high level of nickel impurities )
3 Optical Properties
3.1 Luster
Not Available
Vitreous, Vitreous, Waxy
3.2 Pleochroism
Not Available
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Not Available
Translucent, Translucent, Opaque, Translucent to nearly opaque
3.5 Refractive Index
1.72-1.821.530-1.543
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.004
0
0.296
3.9 Clarity
Not Available
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
Not Available
Not Available