Origin
-
Color
Blue, Green
Streak
Blue
For which Rashi?
-
Planet
-
Element of Planets
-
Energy
-
How to Wear?
Finger
-
Ring Metal
-
Deities
-
Not to wear with
-
Powers
-
Birthstone
Planetary
-
Talisman
-
Tenacity
-
Solubility
-
Durability
-
Specific Gravity
3.80-4.15
1
7.18
👆🏻
Fracture
Uneven
Cleavage
perfect along [010] and [100]
Mohs Hardness
3.5-4
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.02
Rank: 50 (Overall)
0.005
1
👆🏻
Transparency
Translucent
Refractive Index
1.752-1.815
1
3.25
👆🏻
Optic Character
-
Crystal System
Orthorhombic
Birefringence
0.063
0
0.296
👆🏻
Clarity
Translucent
Physical
Neurological
-
Cardiovascular
-
Respiratory
Good
Reproductive
-
Digestive
-
Psychology
Communication
Healing
Emotional healing
Qualities Associated
Communication