1 Astrology
1.1 Origin
Russia, Columbia
Southern and central Africa
1.2 Color
White, White, Colorless, Red, Reddish
Red, Brown, Red, Red, Black
1.3 Streak
White
Brownish, Red, Brownish, Red
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
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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
2.20-2.265.85-6.15
1
7.18
2.5 Fracture
Uneven, Brittle, Metallic, Gemstones (2009)
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
2.6 Cleavage
Perfect on {110}
Fair in four directions forming octahedrons
2.7 Mohs Hardness
2.8 Chemical Composition
Na 2[Al 2Si 3O 10] · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Silky, Pearly
Adamantine
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
TranslucentWalter Schumann
3.5 Refractive Index
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.012-0.013Not Available
0
0.296
3.9 Clarity
Transparent
TranslucentWalter Schumann
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
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