Origin
Southern and central Africa
USA, San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California
Color
Yellow, Blue, Black, Green, gray
Violet, Blue, Colorless, pink, White
Streak
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
-
-
Solubility
-
Insoluble: HCl
Durability
-
-
Specific Gravity
3.43-3.443.61-3.68
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
None Observed
[10 1 1] poor
Mohs Hardness
6.5-76-6.5
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
visible
O = colorless; E = purple
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.696-1.7021.757-1.804
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Hexagonal
Birefringence
0.0050.047
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Transformation