Origin
Afghanistan, Southern and central Africa
USA, San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California
Color
Blue, Greenish, Violet
Violet, Blue, Colorless, pink, White
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
Soluble
Insoluble: HCl
Durability
-
-
Specific Gravity
2.753.61-3.68
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Imperfect on {110}
[10 1 1] poor
Mohs Hardness
5.56-6.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
O = colorless; E = purple
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.5001.757-1.804
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Hexagonal
Birefringence
-99990.047
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Transformation