1 Astrology
1.1 Origin
Canada, Southern and central Africa, Australia
Australia
1.2 Color
Colorless, White, Colorless, gray, White
Blue, Grey, Greenish, Yellow, White, gray, Green, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
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
Not Available
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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
2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven, Conchoidal
2.6 Cleavage
Perfect on [001], good on [010], imperfect on [110]
None
2.7 Mohs Hardness
2.8 Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Resinous
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent
Not Available
3.5 Refractive Index
1.561-1.5831.653-1.688
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
0.010-0.011Not 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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