Origin
India
Brazil, Kenya, Madagascar, Southern and central Africa
Color
Blue, Greenish
Brown, Black
Streak
Blue, White
White
For which Rashi?
-
Capricorn, Sagittarius
Planet
-
Saturn
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Nerthus
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.25-2.332.65
1
7.18
👆🏻
Fracture
-
Conchoidal, ConchoidalWalter Schumann
Cleavage
Good on {010}
{0110} Indistinct
Mohs Hardness
3-47
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
SiO2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Visible: X=Z= colorless Y= blue
None
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.5421.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.0090.009
0
0.296
👆🏻
Clarity
-
Opaque
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Grounding