Origin
-
Canada
Color
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Yellow, Brown, Red, White, Green, Reddish, Black
Streak
Blue, White
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
Gelatinises in acids
-
Durability
-
-
Specific Gravity
2.4-2.53.89-4.18
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal, Uneven
Cleavage
Distinct on {110}
{0001}, {11 2 0} imperfect
Mohs Hardness
5-65.5
2
10
👆🏻
Chemical Composition
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Greasy
Vitreous, Resinous
Pleochroism
None
-
Dispersion
0.010.17
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.501.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.028-0.030
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Optimism
Healing
Emotional healing
-
Qualities Associated
Communication
Transformation