Origin
India
Southern and central Africa
Color
Blue, Greenish
Green
Streak
Blue, White
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For which Rashi?
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Planet
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Element of Planets
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Energy
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How to Wear?
Finger
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Ring Metal
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Deities
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Not to wear with
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Powers
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Birthstone
Planetary
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Talisman
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Tenacity
Brittle
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Solubility
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Durability
-
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Specific Gravity
2.25-2.332.66-2.86
1
7.18
👆🏻
Fracture
-
ConchoidalWalter Schumann
Cleavage
Good on {010}
Indiscernible
Mohs Hardness
3-47.5-8
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
Al 2Be 3Si 6O 18Martin H.
Luster
Vitreous, Pearly
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Pleochroism
Visible: X=Z= colorless Y= blue
Strongly dichroicMartin H. Read
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
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Refractive Index
1.5421.59
1
3.25
👆🏻
Optic Character
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Crystal System
Orthorhombic
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Birefringence
0.0090.004-0.010
0
0.296
👆🏻
Clarity
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Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Good
Excellent
Reproductive
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Digestive
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Psychology
Communication
Creativity
Healing
Emotional healing
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Qualities Associated
Communication
Creativity