1 Astrology
1.1 Origin
Kenya, Southern and central Africa
Not Available
1.2 Color
Green, Brown, Yellow, Red
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
1.3 Streak
Not Available
Blue, White
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
Not Available
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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
Not Available
Gelatinises in acids
2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Gemstones (2009)
Uneven, Conchoidal, Brittle
2.6 Cleavage
Not Available
Distinct on {110}
2.7 Mohs Hardness
2.8 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
3 Optical Properties
3.1 Luster
Vitreous
Vitreous, Greasy
3.2 Pleochroism
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
None
3.3 Dispersion
3.4 Transparency
Transparent
Not Available
3.5 Refractive Index
3.6 Optic Character
3.7 Crystal System
3.8 Birefringence
0.012-0.033Not Available
0
0.296
3.9 Clarity
Transparent
Not Available
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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