1 Astrology
1.1 Origin
Southern and central Africa
Guatemala, Russia, Columbia, Canada, Italy
1.2 Color
Colorless, Green, Yellow, White, Colorless, Green, Yellow, White
White, Red, Brown, Green, gray
1.3 Streak
1.4 For which Rashi?
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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
3.23-3.263.28-3.38
1
7.18
2.5 Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Splintery, UnevenArthur Thomas, Difficult, Fibrous
2.6 Cleavage
Perfect on {010} imperfect on {100}
Good on [110]
2.7 Mohs Hardness
2.8 Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
NaAlSi 2O 6Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
colorless.
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.635-1.6711.652-1.688
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
0.033-0.0420.013-0.020
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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