Origin
Australia
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Brown, Reddish, Brownish, Yellow
Brown
Streak
Brown, Brownish, Yellow
Brownish, Red, Black
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
HCl soluble
-
Durability
-
-
Specific Gravity
4.27-4.295.2
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Conchoidal
Cleavage
Perfect {010}
Good in one direction
Mohs Hardness
5-5.56-6.5
2
10
👆🏻
Chemical Composition
FeO(OH)Arthur Thomas , Gemstones (2009)
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Adamantine
Resinous
Pleochroism
VisibleArthur Thomas
-
Dispersion
0.050.03
0.005
1
👆🏻
Transparency
-
TransparentWalter Schumann
Refractive Index
2.26-2.3982.190-2.457
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.1380.083
0
0.296
👆🏻
Clarity
-
TransparentWalter Schumann
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Strength
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Balance