Origin
India
Russia
Color
Blue, Greenish
Red, Reddish, Brown, Black, orange
Streak
Blue, White
White
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
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.25-2.333.87-4.14
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
Good on {010}
Poor on {120}, in traces on {001}
Mohs Hardness
3-45.5-6
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Adamantine
Pleochroism
Visible: X=Z= colorless Y= blue
Very weak
Dispersion
0.040.20
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.5422.583-2.741
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.0090.117
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation