1 Astrology
1.1 Origin
Southern and central Africa
Afghanistan
1.2 Color
Colorless, Green, Yellow, White, Colorless, Green, Yellow, White
White, Colorless, Blue, Red, Green, Yellow, Violet, pink
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
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2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
3.23-3.262.90-3.14
1
7.18
2.5 Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
Perfect on {010} imperfect on {100}
Imperfect; basal
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
colorless.
Moderate dichroic
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.635-1.6711.598-1.620
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.033-0.0420.008-0.011
0
0.296
3.9 Clarity
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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