Origin
Madagascar
Russia
Color
Brownish, Black, Reddish, Brown, Blue
Colorless, Brownish
Streak
Reddish, Brown
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
Nearly insoluble in HCl and HNO3
Durability
-
-
Specific Gravity
3.842.97
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
{0001} good, {10 1 0} parting
Distinct on {010}
Mohs Hardness
7.5-86
2
10
👆🏻
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
-
Luster
Vitreous
Greasy, Vitreous, Pearly
Pleochroism
O = brownish gray; E = gray
(x): colorless. (y): colorless. (z): colorless.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.79-1.8071.607
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
monoclinic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
-
Healing
Emotional healing
Physical healing
Qualities Associated
Balance
Protection