1 Astrology
1.1 Origin
1.2 Color
Green, Blue
Colorless, White, Brownish, Reddish, Black, Brownish, Black, Colorless, gray, White, Reddish, Brown
1.3 Streak
1.4 For which Rashi?
Cancer, Gemini, Cancer, Gemini, Cancer, Gemini
Not Available
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
1.10 Not to wear with
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1.11 Powers
Protection, Love, Money
Not Available
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
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Uneven
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Na 3AlF 6Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Pearly
Vitreous, Greasy, Pearly
3.2 Pleochroism
AbsentWalter Schumann
colorless.
3.3 Dispersion
3.4 Transparency
Translucent, Opaque
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.52-1.661.338-1.339
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
3.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
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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