1 Astrology
1.1 Origin
Russia, Madagascar, Brazil
Southern and central Africa
1.2 Color
Green, Green, White, Blue
Yellow, Brown, Black, Black
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
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
1.9 Deities
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
2.6 Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
{010} moderate, {100} imperfect
2.7 Mohs Hardness
2.8 Chemical Composition
KAlSi3O8
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Resinous
3.2 Pleochroism
WeakMichael OâDonoghue
Faint
3.3 Dispersion
3.4 Transparency
Translucent, Translucent to opaque
TransparentAnthony et al, Handbook of mineralogy (2001)
3.5 Refractive Index
1.522-1.5301.827-1.879
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.008-0.0100.042-0.051
0
0.296
3.9 Clarity
Translucent
TransparentAnthony et al
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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