Origin
India
Australia, Southern and central Africa
Color
Blue, Greenish
White
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
2.25-2.333.00-3.15
1
7.18
👆🏻
Fracture
-
-
Cleavage
Good on {010}
Indistinct
Mohs Hardness
3-45-5.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
Luster
Vitreous, Pearly
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Pleochroism
Visible: X=Z= colorless Y= blue
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Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5421.627-1.645
1
3.25
👆🏻
Optic Character
-
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Crystal System
Orthorhombic
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Birefringence
0.0090.007-0.013
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Communication
Protection
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Harmony