1 Astrology
1.1 Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Australia
1.2 Color
Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray
Red, White, gray, Black
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
2.2 Solubility
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2.3 Durability
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2.4 Specific Gravity
2.57-2.66Not Available
1
7.18
2.5 Fracture
Subconchoidal, Conchoidal, Brittle
Conchoidal, Uneven
2.6 Cleavage
Fair on {100}, poor on {001} and {010}
{1010} Imperfect, {0001} Imperfect
2.7 Mohs Hardness
2.8 Chemical Composition
Mg2Al4Si5O18
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3 Optical Properties
3.1 Luster
Greasy, Vitreous
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3.2 Pleochroism
X = pale yellow
Strong (reflected light)
3.3 Dispersion
3.4 Transparency
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3.5 Refractive Index
Not AvailableNot Available
1
3.25
3.6 Optic Character
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3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
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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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