Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Color
Brown
Red, Reddish, orange, Brown
Streak
Brownish, Red, Black
White
For which Rashi?
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-
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
5.24.12-4.18
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Good in one direction
{???} Distinct
Mohs Hardness
6-6.57-7.5
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Resinous
Vitreous
Pleochroism
-
-
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
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Refractive Index
2.190-2.4571.789-1.820
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.0830.027
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Strength
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Creativity