Origin
Southern and central Africa
Italy, Russia
Color
Blue
Colorless, Green, Black, Brown, Red, Greenish, Yellow, gray
Streak
Blue
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.253.70-4.10
1
7.18
👆🏻
Fracture
-
Conchoidal, Uneven
Cleavage
Imperfect in one direction
none
Mohs Hardness
5-5.56.5-7
2
10
👆🏻
Chemical Composition
CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine, Resinous
Pleochroism
Trichroic
-
Dispersion
0.010.06
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.607-1.6721.88-1.94
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
cubic
Birefringence
0.0650.057
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Positivity
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Empowerment