1 Astrology
1.1 Origin
Italy, India, USA, Canada
Kenya, Southern and central Africa
1.2 Color
White, Colorless, Green, Yellow, Brown, Brown, Colorless, Yellow, White, Green
Green, Brown, Yellow, Red
1.3 Streak
1.4 For which Rashi?
Not Available
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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
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Brittle, Uneven, Brittle, Uneven
Gemstones (2009)
2.6 Cleavage
Perfect on {001}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
NaCa16Si23AlO60(OH)8•64(H2O)
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous
3.2 Pleochroism
Not Available
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
0.01400.012-0.033
0
0.296
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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