Origin
Madagascar
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Brownish, Black, Reddish, Brown, Blue
Blue, Violet, Colorless, Red, Green, Brown
Streak
Reddish, Brown
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
3.843.64-3.66
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal, Uneven
Cleavage
{0001} good, {10 1 0} parting
None, but may exhibit slight parting
Mohs Hardness
7.5-88
2
10
👆🏻
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
MgAl2O4
Luster
Vitreous
Vitreous
Pleochroism
O = brownish gray; E = gray
Absent
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.79-1.8071.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Vitality