1 Astrology
1.1 Origin
Mexico
Southern and central Africa
1.2 Color
Black, Red
White, Colorless, Blue, Red, Green, Yellow, Violet
1.3 Streak
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
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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
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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
2.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
Distinct on {10 1 1}, imperfect on {01 1 2}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2 + H 2OUlrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Translucent
Transparent, Translucent
3.5 Refractive Index
2.881-3.0841.370-1.470
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.203Not Available
0
0.296
3.9 Clarity
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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