1 Astrology
1.1 Origin
USA
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
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Protection, Healing
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
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2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.32-3.472.58-2.64
1
7.18
2.5 Fracture
Not Available
Gems, Sixth Edition (2006)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
SiO2 (with a high level of nickel impurities )
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Vitreous, Waxy
3.2 Pleochroism
Weak; present colour lighter
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
TranslucentWalter Schumann, Gemstones of the world (2001)
Translucent, Translucent, Opaque, Translucent to nearly opaque
3.5 Refractive Index
1.700-1.7251.530-1.543
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
TranslucentWalter Schumann
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
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4.1.2 Cardiovascular
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4.1.3 Respiratory
Not Available
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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
Not Available