1 Astrology
1.1 Origin
Pakistan, Italy, Russia, China, Brazil, Switzerland, Madagascar, Austria, Canada
USA
1.2 Color
Reddish, Brown, Yellow, Green, Red, gray
Green, Greenish, Blue, Red
1.3 Streak
Reddish, White
Not Available
1.4 For which Rashi?
Not Available
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1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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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
Not Available
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1.9 Deities
Not Available
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
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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
3.48-3.602.55-2.70
1
7.18
2.5 Fracture
Sub-Conchoidal, Conchoidal, Brittle
Not Available
2.6 Cleavage
Distinct on [110], parting on {221}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
SiO 2Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
Subadamantine, Resinous
Waxy
3.2 Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange
Not Available
3.3 Dispersion
3.4 Transparency
Not Available
Translucent
3.5 Refractive Index
1.885-1.9901.530-1.543
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.105-0.1350.003-0.009
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
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