Origin
Southern and central Africa
Afghanistan
Color
Black, Brownish, Brown
White, Colorless, Blue, Red, Green, Yellow, Violet, pink
Streak
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
-
-
Durability
-
-
Specific Gravity
4.5-4.82.90-3.14
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
None, parting may develop along {111}
Imperfect; basal
Mohs Hardness
5.57.5-8
2
10
👆🏻
Chemical Composition
Fe++Cr2O4
(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Luster
-
Vitreous
Pleochroism
none.
Moderate dichroic
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
2.08-2.161.598-1.620
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Hexagonal
Birefringence
-99990.008-0.011
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Vitality
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
-