1 Astrology
1.1 Origin
India
Southern and central Africa, Burma, Tanzania, India, Sri Lanka
1.2 Color
Blue, Greenish, Greenish, Blue
Yellow, White, Green, Brown, Greenish, gray
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
Not Available
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1.9 Deities
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1.10 Not to wear with
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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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
2.25-2.333.20-3.25
1
7.18
2.5 Fracture
Brittle, Metallic, Brittle, Metallic
Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
2.6 Cleavage
Good on {010}
Good/distinct on [210]
2.7 Mohs Hardness
2.8 Chemical Composition
Ca(VO)Si4O10•4(H2O)
Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous, Pearly
3.2 Pleochroism
Visible: X=Z= colorless Y= blue
Pale green to pale orange
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent
3.5 Refractive Index
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
Orthorhombic
3.8 Birefringence
3.9 Clarity
Not Available
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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