Origin
Sri Lanka, Southern and central Africa
Canada
Color
Blue
White, Reddish, gray, Brown, Brownish
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
-
-
Durability
-
-
Specific Gravity
3.95-4.102.55-2.65
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
None
[1010] Poor
Mohs Hardness
95-6
2
10
👆🏻
Chemical Composition
Al 2O 3Ulrich Henn and Claudio C.
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
Luster
-
Vitreous, Greasy
Pleochroism
-
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.757-1.7801.529-1.547
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Hexagonal
Birefringence
0.007-0.0100.003-0.004
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
-
Healing
Emotional healing
-
Qualities Associated
Creativity
Clarity