Origin
Russia
Canada, Southern and central Africa, Italy, Australia, India
Color
Black, Violet, Blue, Green
Violet, Brownish, Yellow, Reddish, Pale pink
Streak
-
White
For which Rashi?
Gemini, Virgo
Virgo
Planet
Mercury
Mercury, Jupiter
Element of Planets
Earth
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.402.69-2.79
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
1,2 prismatic.
Poor on {0001}
Mohs Hardness
5-65.5-6.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Common trichroism: light green
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.668-1.7031.607-1.612
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
0.024-0.0300.003
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Spirituality
Healing
Physical healing
Emotional healing
Qualities Associated
Love
Spiritual Protection