Origin
India
Canada
Color
Blue, Greenish
Yellow, Brown, Red, White, Green, Reddish, Black
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.25-2.333.89-4.18
1
7.18
👆🏻
Fracture
-
Conchoidal, Uneven
Cleavage
Good on {010}
{0001}, {11 2 0} imperfect
Mohs Hardness
3-45.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous, Resinous
Pleochroism
Visible: X=Z= colorless Y= blue
-
Dispersion
0.040.17
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.5421.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0090.028-0.030
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Optimism
Healing
Emotional healing
-
Qualities Associated
Communication
Transformation