1 Astrology
1.1 Origin
Madagascar, Southern and central Africa
Canada, USA
1.2 Color
Grey, Brownish, Blue, Colorless, White, gray, Reddish
Yellow, Green, Blue
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
Earth, Air, Water
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.54-2.612.75-2.80
1
7.18
2.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Uneven, Granular
2.6 Cleavage
{001} Perfect, {010} Good
no true cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
3 Optical Properties
3.1 Luster
Not Available
Silky, Vitreous
3.2 Pleochroism
WeakMichael OâDonoghue
None
3.3 Dispersion
3.4 Transparency
Transparent
Not Available
3.5 Refractive Index
1.518-1.5361.520-1.670
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.005-0.0080.135-0.145
0
0.296
3.9 Clarity
Transparent
Not Available
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
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4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available