Origin
Brazil
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Blue, Violet, Colorless, Red, Green, Brown
Streak
White
White
For which Rashi?
Taurus, Capricorn, Sagittarius
Sagittarius, Scorpio
Planet
Venus
Pluto
Element of Planets
Earth, Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Nerthus
Hephaestus
Not to wear with
-
-
Powers
Healing, Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Luster
Vitreous
Vitreous
Pleochroism
None
Absent
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.544-1.5531.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Isometric
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
Opaque
TransparentUlrich Henn and Claudio C. Milisenda