Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
USA
Color
Brown
Yellow, White, Brown, Red
Streak
Brownish, Red, Black
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.23.177
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven, Conchoidal
Cleavage
Good in one direction
{???} Distinct
Mohs Hardness
6-6.56-6.5
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Luster
Resinous
Vitreous
Pleochroism
-
Pale yellow very pale yellow colorlessAnthony et al
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
Transparent
Refractive Index
2.190-2.4571.563-1.593
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.083-9999
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Strength
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Balance