Origin
India
Southern and central Africa
Color
Blue, Greenish
Green, Black, White, Grey, gray
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
2.25-2.333.00
1
7.18
👆🏻
Fracture
-
Uneven, Splintery
Cleavage
Good on {010}
perfect along {110}.
Mohs Hardness
3-45-6
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Visible: X=Z= colorless Y= blue
moderate
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
TransparentUlrich Henn and Claudio C. Milisenda
Refractive Index
1.5421.613-1.628
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.0090.0250-0.0270
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Communication
Strength
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Strength