Origin
Sri Lanka
Canada, Southern and central Africa
Color
Blue
Green, Yellow, Red
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
3.65-4.553.28-3.32
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None, but may exhibit slight parting
{101} Distinct
Mohs Hardness
7.5-86-6.5
2
10
👆🏻
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.735-1.7901.593-1.596
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Birefringence
-99990.001
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Personal power
Healing
-
Physical healing
Qualities Associated
Transformation
Vitality