Origin
Southern and central Africa
India
Color
Brown, Red, Blue, Yellow, orange
Blue, Greenish
Streak
-
Blue, 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
2.60-2.642.25-2.33
1
7.18
👆🏻
Fracture
Uneven, Splintery, Conchoidal
-
Cleavage
Absent
Good on {010}
Mohs Hardness
6.5-73-4
2
10
👆🏻
Chemical Composition
SiO 2Arthur Thomas , Gemstones (2009)
Ca(VO)Si4O10•4(H2O)
Luster
Waxy, Vitreous, Greasy, Silky
Vitreous, Pearly
Pleochroism
-
Visible: X=Z= colorless Y= blue
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.530-1.5431.542
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.003-0.0090.009
0
0.296
👆🏻
Clarity
Translucent
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Aids in digestion and nutrient absorption
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Communication