Origin
Southern and central Africa
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, Yellow, pink, Red
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
3.95-4.102.90-2.98
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, ConchoidalWalter Schumann
Cleavage
None
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
-99997.5-8
2
10
👆🏻
Chemical Composition
Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous
Pleochroism
-
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.757-1.7801.650-1.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
0.007-0.0100.016
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Passion
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Passion
Spiritual Activation