Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Sri Lanka
Color
Blue, Violet, Colorless, Red, Green, Brown
Red, Brown, Black
Streak
White
Brown
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.64-3.662.97-3.14
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven, Conchoidal
Cleavage
None, but may exhibit slight parting
{1011} Indistinct
Mohs Hardness
8-9999
2
10
👆🏻
Chemical Composition
MgAl2O4
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
Absent
Pale yellow colorlessAnthony et al
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.731.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
-
Birefringence
-99990.014-0.032
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Revitalization
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Empowerment