Origin
Southern and central Africa
-
Color
Yellow, Green, Blue, Violet
Colorless, gray, 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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.052.33-2.37
1
7.18
👆🏻
Fracture
-
ConchoidalWalter Schumann
Cleavage
None
Perfect on {010}, good on {100}
Mohs Hardness
-99997.5
2
10
👆🏻
Chemical Composition
Al 2O 3Ulrich Henn and Claudio C.
Be 2BO 3(OH)Ulrich Henn and Claudio C.
Luster
-
Vitreous
Pleochroism
-
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.758-1.7801.543-1.631
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.007-0.0100.071-0.074
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Wisdom
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Wisdom
Clarity