1 Astrology
1.1 Origin
Kenya, Southern and central Africa
Australia, Southern and central Africa
1.2 Color
Colorless, Greenish, Blue
White, Yellow, Red, Yellow, White
1.3 Streak
1.4 For which Rashi?
1.5 Planet
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
1.9 Deities
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Baldur, Helios
1.10 Not to wear with
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1.11 Powers
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
3.40-3.58Not Available
1
7.18
2.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
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2.6 Cleavage
{010} Perfect
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2.7 Mohs Hardness
2.8 Chemical Composition
(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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3 Optical Properties
3.1 Luster
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3.2 Pleochroism
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3.3 Dispersion
3.4 Transparency
Transparent
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3.5 Refractive Index
1.701-1.724Not Available
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.005-0.007Not Available
0
0.296
3.9 Clarity
Transparent
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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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