Origin
-
Canada
Color
Blue, Green
Yellow, Brown, Red, White, Green, Reddish, Black
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.80-4.153.89-4.18
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, Uneven
Cleavage
perfect along [010] and [100]
{0001}, {11 2 0} imperfect
Mohs Hardness
3.5-45.5
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky
Vitreous, Resinous
Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
-
Dispersion
0.020.17
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.752-1.8151.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.0630.028-0.030
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Optimism
Healing
Emotional healing
-
Qualities Associated
Communication
Transformation