1 Astrology
1.1 Origin
1.2 Color
Black, Green, Brown, Red, Greenish, Yellow, Brown, Green, Yellow, orange
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
1.3 Streak
Yellow, Green, Greenish, Yellow
White, Brownish, Brownish, White
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
Brittle, Metallic, Brittle, Metallic
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
2.6 Cleavage
distinct; good on {0001}
{100} imperfect, {110} indistinct; partings on {111} or {011}
2.7 Mohs Hardness
2.8 Chemical Composition
PbFe+++3(AsO4)(SO4)(OH)6
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Resinous
Adamantine, Greasy
3.2 Pleochroism
visible
Pleochroic haloes have been observed. Dichroic in yellow
3.3 Dispersion
3.4 Transparency
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Transparent, Translucent
3.5 Refractive Index
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
3.9 Clarity
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Transparent
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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