Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Mexico
Color
Blue, Violet, Colorless, Red, Green, Brown
White, gray, Brownish, Yellow, Greenish
Streak
White
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
-
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
3.64-3.666.13
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
None, but may exhibit slight parting
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
82-3
2
10
👆🏻
Chemical Composition
MgAl2O4
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
Absent
Weakly pleochroic with O reddish and E greenish in thick sections.
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.732.117-2.145
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
tetragonal
Birefringence
-99990.027
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Revitalization
-
Healing
Emotional healing
-
Qualities Associated
Vitality
Transformation