1 Astrology
1.1 Origin
1.2 Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
Black, Red
1.3 Streak
White, Brownish, Brownish, White
Red
1.4 For which Rashi?
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1.5 Planet
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1.6 Element of Planets
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1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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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
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Conchoidal, Uneven, ConchoidalArthur Thomas, Brittle
2.6 Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Distinct on {10 1 1}, imperfect on {01 1 2}
2.7 Mohs Hardness
2.5 Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ag 3SbS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Adamantine, Greasy
Adamantine
3.2 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Distinct
3.3 Dispersion
3.7 Transparency
Transparent, Translucent
Translucent
3.8 Refractive Index
1.990-2.1052.881-3.084
1
3.25
4.4 Optic Character
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4.5 Crystal System
4.6 Birefringence
4.9 Clarity
5 Benefits
5.1 Physical
5.1.1 Neurological
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5.1.2 Cardiovascular
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5.1.3 Respiratory
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5.1.4 Reproductive
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5.1.5 Digestive
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5.2 Psychology
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5.3 Healing
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5.4 Qualities Associated
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