Origin
Sri Lanka
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
Blue
Colorless, Yellow, pink, Red
Streak
-
White
For which Rashi?
Sagittarius, Scorpio
-
Planet
Pluto
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Hephaestus
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.65-4.552.90-2.98
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
None, but may exhibit slight parting
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
7.5-87.5-8
2
10
👆🏻
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.735-1.7901.650-1.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.016
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
-
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Clarity
Healing
-
Emotional healing
Qualities Associated
Transformation
Spiritual Activation