Origin
Southern and central Africa
India, China
Color
Black, Brownish, Brown
Blue, Yellow, Brown, gray, Reddish, Greenish
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
-
insoluble
Durability
-
-
Specific Gravity
4.5-4.8-9999
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
None, parting may develop along {111}
{???} Imperfect, {???} Imperfect
Mohs Hardness
5.5-9999
2
10
👆🏻
Chemical Composition
Fe++Cr2O4
S8
Luster
-
-
Pleochroism
none.
-
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
2.08-2.16-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
-
Cardiovascular
-
Supports heart health
Respiratory
Poor
Good
Reproductive
-
Supports reproductive health
Digestive
-
Supports digestive health
Psychology
Vitality
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Protection