Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Brazil
Color
Blue, Violet, Colorless, Red, Green, Brown
Yellow, Brown, Black, Colorless, White, Brownish
Streak
White
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
-
Effervesces in hot HCl
Durability
-
-
Specific Gravity
3.64-3.662.92-3.12
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
None, but may exhibit slight parting
[10 1 1] perfect
Mohs Hardness
83.5-4.5
2
10
👆🏻
Chemical Composition
MgAl2O4
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Absent
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Translucent
Refractive Index
1.731.509-1.720
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.191
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Revitalization
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Relaxation