1 Astrology
1.1 Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Not Available
1.2 Color
Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray
Black
1.3 Streak
1.4 For which Rashi?
Not Available
Aquarius, All, Taurus, Aquarius, All, Taurus, Aquarius
1.5 Planet
Not Available
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1.6 Element of Planets
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
Projective, Receptive
1.9 Deities
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
Not Available
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2.3 Durability
Not Available
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2.4 Specific Gravity
2.57-2.66Not Available
1
7.18
2.5 Fracture
Subconchoidal, Conchoidal, Brittle
Not Available
2.6 Cleavage
Fair on {100}, poor on {001} and {010}
Not Available
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
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3.3 Dispersion
3.4 Transparency
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3.5 Refractive Index
Not AvailableNot Available
1
3.25
3.6 Optic Character
Not Available
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3.7 Crystal System
Orthorhombic
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3.8 Birefringence
Not AvailableNot Available
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
Not Available
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
Not Available
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