Origin
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA
USA, San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California
Color
Violet, Blue
Violet, Blue, Colorless, pink, White
Streak
-
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
-
-
Solubility
-
Insoluble: HCl
Durability
-
-
Specific Gravity
2.56-2.663.61-3.68
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann
Conchoidal
Cleavage
Distinct
[10 1 1] poor
Mohs Hardness
7-7.56-6.5
2
10
👆🏻
Chemical Composition
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Strong trichroism: colorless to yellowish
O = colorless; E = purple
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.542-1.5781.757-1.804
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
-
Hexagonal
Birefringence
0.008-0.0120.047
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Inner vision
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Intuition
Transformation