Origin
Russia
Southern and central Africa
Color
Black, Violet, Blue, Green
Greenish, Blue, Colorless, Green, Yellow
Streak
-
Greenish, gray
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
-
-
Durability
-
-
Specific Gravity
3.22-3.403.17-3.24
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
1,2 prismatic.
(0001) indistinct
Mohs Hardness
5-69-9.5
2
10
👆🏻
Chemical Composition
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
SiCArthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
Common trichroism: light green
-
Dispersion
0.020.10
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.668-1.7032.648-2.691
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
6H polytype
Birefringence
0.024-0.0300.043
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
Supports heart health
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Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Renewal
Clarity
Healing
Physical healing
-
Qualities Associated
Love
Creativity