Origin
Canada
Sri Lanka
Color
Yellow, Brown, Red, White, Green, Reddish, Black
Blue
Streak
White
-
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Pluto
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Hephaestus
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.89-4.183.65-4.55
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
{0001}, {11 2 0} imperfect
None, but may exhibit slight parting
Mohs Hardness
5.57.5-8
2
10
👆🏻
Chemical Composition
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Luster
Vitreous, Resinous
Vitreous
Pleochroism
-
-
Dispersion
0.170.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.687-1.7231.735-1.790
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Isometric
Birefringence
0.028-0.030-9999
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Optimism
Empowerment
Healing
-
-
Qualities Associated
Transformation
Transformation