Origin
Tanzania
Russia
Color
Blue
Black, Violet, Blue, Green
Streak
White, Colorless
-
For which Rashi?
Sagittarius, Pisces, Virgo
Gemini, Virgo
Planet
-
Mercury
Element of Planets
Air, Water, Earth
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Love, Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
Hard
-
Specific Gravity
3.353.22-3.40
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Perfect {010}, imperfect {100}
1,2 prismatic.
Mohs Hardness
6.5-75-6
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)
Luster
Vitreous
Vitreous
Pleochroism
Present
Common trichroism: light green
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.685-1.7071.668-1.703
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.006-0.0180.024-0.030
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Renewal
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Love