Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Sri Lanka
Color
Blue, Violet, Colorless, Red, Green, Brown
Red, Blue, Green, Brown, Black
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.64-3.663.63-3.9
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal, Uneven
Cleavage
None, but may exhibit slight parting
Indistinct
Mohs Hardness
87.5-8
2
10
👆🏻
Chemical Composition
MgAl2O4
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Absent
Absent
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.731.770-1.780
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Revitalization
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Emotional Healing