Origin
India
Southern and central Africa
Color
Blue, Greenish
Red, Yellow, Brownish, White, Reddish, Greenish, orange
Streak
Blue, White
Grey, Yellow, gray
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
-
Soluble
Durability
-
-
Specific Gravity
2.25-2.333.10-3.20
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
Good on {010}
Poor to good on (001)
Mohs Hardness
3-46-6.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous, Pearly
Vitreous, Greasy
Pleochroism
Visible: X=Z= colorless Y= blue
X golden yellow to orange
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.5421.589-1.670
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.0090.027-0.032
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Self-acceptance
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Emotional Balance