Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
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Color
Brown
Yellow, Brown, Black, orange
Streak
Brownish, Red, Black
Yellow, White
For which Rashi?
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Planet
-
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Element of Planets
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Energy
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How to Wear?
Finger
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Ring Metal
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Deities
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Not to wear with
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Powers
-
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Birthstone
Planetary
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Talisman
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Tenacity
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Moderately flexible
Solubility
-
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Durability
-
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Specific Gravity
5.22.32
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
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Cleavage
Good in one direction
Perfect on {0001}
Mohs Hardness
6-6.52
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Pb6Cu3BiS4
Luster
Resinous
Vitreous
Pleochroism
-
Distinct
Dispersion
0.030.05
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
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Refractive Index
2.190-2.4571.546
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.083-9999
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
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Physical
Neurological
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Cardiovascular
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Respiratory
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Excellent
Reproductive
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Digestive
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Psychology
Strength
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Healing
Emotional healing
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Qualities Associated
Balance
Vitality