1 Astrology
1.1 Origin
Italy
Russia, Madagascar, Brazil
1.2 Color
Brown, Black
Green, Green, White, Blue
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
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
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1.11 Powers
Not Available
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
Not Available
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2.2 Solubility
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Not Available
Uneven, Uneven, Gems, Sixth Edition (2006)
2.6 Cleavage
Not Available
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
2.7 Mohs Hardness
2.8 Chemical Composition
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
KAlSi3O8
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
WeakMichael OâDonoghue
3.3 Dispersion
3.4 Transparency
Translucent
Translucent, Translucent to opaque
3.5 Refractive Index
1.520-1.5301.522-1.530
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
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
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
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