Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Southern and central Africa
Color
Brown
Brown, Reddish, pink, orange
Streak
Brownish, Red, Black
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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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Solubility
-
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Durability
-
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Specific Gravity
5.23.82-4.00
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
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Cleavage
Good in one direction
{???} Indistinct
Mohs Hardness
6-6.55.5
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Mn2+9(SiO 4) 4(OH,F) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Resinous
Vitreous
Pleochroism
-
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Dispersion
0.030.01
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
TransparentAnthony et al
Refractive Index
2.190-2.4571.763-1.793
1
3.25
👆🏻
Optic Character
-
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Crystal System
Orthorhombic
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Birefringence
0.083-9999
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
TransparentAnthony et al
Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Strength
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Healing
Emotional healing
Physical healing
Qualities Associated
Balance
Harmony