Origin
Russia
Southern and central Africa
Color
Black, Violet, Blue, Green
Colorless, Blue, Brown, Green, gray
Streak
-
White
For which Rashi?
Gemini, Virgo
Gemini
Planet
Mercury
Venus, Neptune
Element of Planets
Earth
Water, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.403.90-4.00
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
1,2 prismatic.
Perfect on {001}, good on {210}, poor on {010}
Mohs Hardness
5-63-3.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Common trichroism: light green
Weakly trichroiC
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.668-1.7031.619-1.635
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.024-0.0300.004-0.012
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Peace
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Divine Guidance