Origin
India
Southern and central Africa
Color
Blue, Greenish
-
Streak
Blue, White
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For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
2.25-2.331.98-2.50
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Good on {010}
None
Mohs Hardness
3-45.5-6.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Luster
Vitreous, Pearly
-
Pleochroism
Visible: X=Z= colorless Y= blue
-
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5421.37-1.52
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
Excellent
Reproductive
-
Supports heart health
Digestive
-
-
Psychology
Communication
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Optimism