Origin
USA, Southern and central Africa
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Yellow, Brown, Reddish, Greenish, Green, gray
Blue, Violet, Colorless, Red, Green, Brown
Streak
Yellow
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
5.53.64-3.66
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
None, but may exhibit slight parting
Mohs Hardness
5-5.58
2
10
👆🏻
Chemical Composition
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgAl2O4
Luster
Vitreous
Vitreous
Pleochroism
-
Absent
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.993-2.021.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Confidence
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Vitality