Origin
Russia
Southern and central Africa
Color
Black, Violet, Blue, Green
Red, Brown, Black
Streak
-
Brownish, Red
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.405.85-6.15
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
1,2 prismatic.
Fair in four directions forming octahedrons
Mohs Hardness
5-63.5-4
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
Common trichroism: light green
visible
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
-
TranslucentWalter Schumann
Refractive Index
1.668-1.7032.849
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
cubic
Birefringence
0.024-0.030-9999
0
0.296
👆🏻
Clarity
-
TranslucentWalter Schumann
Physical
Neurological
-
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Vitality
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Vitality