Origin
Russia
Brazil, Southern and central Africa, Sri Lanka
Color
Black, Violet, Blue, Green
Red, gray
Streak
-
Red, Black
For which Rashi?
Gemini, Virgo
-
Planet
Mercury
-
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
Insoluble in acids
Durability
-
-
Specific Gravity
3.22-3.404.20-4.30
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
1,2 prismatic.
{110} good, 100 moderate, parting on {092} and {011}
Mohs Hardness
5-66-6.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Adamantine
Pleochroism
Common trichroism: light green
Weak to distinct brownish red-green-yellow
Dispersion
0.020.33
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.668-1.7032.609-2.903
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
tetragonal
Birefringence
0.024-0.0300.296
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Clarity
Healing
Physical healing
Physical healing
Qualities Associated
Love
Awareness