Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Canada, Australia
Color
Blue, Violet, Colorless, Red, Green, Brown
Green
Streak
White
Yellow, Green
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
-
HCl soluble
Durability
-
-
Specific Gravity
3.64-3.663.71
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven
Cleavage
None, but may exhibit slight parting
{10 1 1} Good
Mohs Hardness
84.5-5
2
10
👆🏻
Chemical Composition
MgAl2O4
(Ni,Mg,Fe++)CO3
Luster
Vitreous
Vitreous
Pleochroism
Absent
-
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.731.830
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.220
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Revitalization
Positivity
Healing
Emotional healing
-
Qualities Associated
Vitality
Healing