Origin
India, Brazil, China, Australia
Southern and central Africa
Color
Green, Red, Yellow
Colorless, Brown, Greenish, gray
Streak
-
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
Air, Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.612.62-2.67
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
None
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
6.5-76-6.5
2
10
👆🏻
Chemical Composition
SiO2
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
-
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.53-1.541.538-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
-
Birefringence
0.0040.010
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Courage
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Energy
Harmony