Origin
India
Spain, China
Color
Blue, Greenish
Red, gray, Brown, pink
Streak
Blue, White
Scarlet, Red
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
Slightly sectile
Solubility
-
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Durability
-
-
Specific Gravity
2.25-2.332
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
Good on {010}
Prismatic {10 1 0}, perfect
Mohs Hardness
3-42-2.5
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Adamantine
Pleochroism
Visible: X=Z= colorless Y= blue
-
Dispersion
0.040.06
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5422.905-3.25
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Boosts mental agility and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Manifestation