Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Southern and central Africa
Color
Brown
Brown, Brownish, White, Colorless, Yellow
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
5.21.58-1.60
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Good in one direction
{011} Imperfect
Mohs Hardness
6-6.52
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
Luster
Resinous
Vitreous
Pleochroism
-
Weak: yellowish brown yellowAnthony et al
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
-
Refractive Index
2.190-2.4571.509-1.541
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.0830.030
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Strength
Happiness
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Abundance