Origin
Russia
USA, Southern and central Africa, China, India, Italy
Color
Black, Violet, Blue, Green
White, Yellow
Streak
-
-
For which Rashi?
Gemini, Virgo
Gemini
Planet
Mercury
Saturn
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.402.44-2.62
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
1,2 prismatic.
Indiscernible
Mohs Hardness
5-62.5-5.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous, Greasy, Silky
Pleochroism
Common trichroism: light green
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.668-1.7031.560-1.571
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.024-0.0300.008-0.014
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Transformation
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Protection