1 Astrology
1.1 Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Spain
1.2 Color
Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray
Brown, Green, Brownish, Yellow, Greenish, White, Brown, Black
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
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1.6 Element of Planets
Not Available
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1.7 How to Wear?
1.7.1 Finger
Not Available
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1.7.2 Ring Metal
Not Available
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1.8 Energy
Not Available
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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
Not Available
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1.12.2 Talisman
Not Available
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.5 Fracture
Subconchoidal, Conchoidal, Brittle
Fibrous
2.6 Cleavage
Fair on {100}, poor on {001} and {010}
[010] Perfect, [100] Distinct, [011] Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
Mg2Al4Si5O18
Not Available
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Vitreous, Pearly, Silky
3.2 Pleochroism
X = pale yellow
Not Available
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent, Opaque
3.5 Refractive Index
Not Available1.519-1.521
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
3.8 Birefringence
Not Available0.0090-0.0100
0
0.296
3.9 Clarity
Not Available
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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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