1 Astrology
1.1 Origin
Southern and central Africa
Sri Lanka
1.2 Color
Red, Yellow, orange
White, Colorless, Blue, Red, Green, Yellow, Violet
1.3 Streak
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
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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
(e.g. graphite).
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2Walter Schumann , Gemstones of the world (2001)
3 Optical Properties
3.1 Luster
Not Available
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3.2 Pleochroism
Nearly colorless to pale golden yellowAnthony et al
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Gems
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
3.5 Refractive Index
2.538-2.7041.544-1.553
1
3.25
3.6 Optic Character
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3.7 Crystal System
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3.8 Birefringence
3.9 Clarity
Gems
TransparentWalter 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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