Origin
Sri Lanka
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
Color
Blue
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
Streak
-
White
For which Rashi?
Sagittarius, Scorpio
Pisces, Scorpio, Sagittarius
Planet
Pluto
-
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Hephaestus
Diana
Not to wear with
-
-
Powers
-
Love, Courage
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble in common solvents
Durability
-
-
Specific Gravity
3.65-4.552.65
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
None, but may exhibit slight parting
Indiscernible
Mohs Hardness
7.5-87
2
10
👆🏻
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
SiO2
Luster
Vitreous
Vitreous
Pleochroism
-
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent, Transparent to translucent
Refractive Index
1.735-1.7901.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.009
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Empowerment
Calming
Healing
-
Emotional healing
Qualities Associated
Transformation
Spirituality