Origin
India
Southern and central Africa
Color
Blue, Greenish
White, Reddish, Colorless, gray, Red
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
2.25-2.332.77
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
Good on {010}
Perfect [001] good [010] poor [110]
Mohs Hardness
3-46-6.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Visible: X=Z= colorless Y= blue
colorless.
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.5421.575-1.588
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Triclinic
Birefringence
0.0090.012-0.013
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Improves cognitive function
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Balance