Origin
Sri Lanka, Southern and central Africa
Southern and central Africa
Color
Blue
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
-
-
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
3.95-4.102.55-2.70
1
7.18
👆🏻
Fracture
-
-
Cleavage
None
None
Mohs Hardness
96.5-7
2
10
👆🏻
Chemical Composition
Al 2O 3Ulrich Henn and Claudio C.
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Luster
-
Waxy
Pleochroism
-
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Translucent
Refractive Index
1.757-1.7801.530-1.543
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
0.007-0.0100.003-0.009
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Balance