1 Astrology
1.1 Origin
1.2 Color
Green, Colorless, gray, White, Green, Colorless, gray, White
Yellow, Red, Green, Colorless, orange
1.3 Streak
White
Yellow, yellowish orange
1.4 For which Rashi?
Not Available
Not Available
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
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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
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
3.05-3.375.50-5.90
1
7.18
2.7 Fracture
Conchoidal, Brittle, Conchoidal
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.8 Cleavage
Good on (110)
On {10 1 0}, perfect; parting on {000 1 }
2.9 Mohs Hardness
2.13 Chemical Composition
NaCa2Mg5Si7AlO22(OH)2
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous
Subadamantine, Resinous
3.2 Pleochroism
3.3 Dispersion
3.5 Transparency
Not Available
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
3.6 Refractive Index
1.606-1.6492.013-2.029
1
3.25
3.7 Optic Character
Not Available
Not Available
3.8 Crystal System
3.9 Birefringence
Not Available0.016
0
0.296
3.10 Clarity
Not Available
TransparentRobert C. Kammerling
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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