Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Southern and central Africa
Color
Brown
Green, Yellow, Red, Blue
Streak
Brownish, Red, Black
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
-
-
Durability
-
-
Specific Gravity
5.22.80-3.0
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
-
Cleavage
Good in one direction
{110} Good
Mohs Hardness
6-6.53
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
NaFeS2•2(H2O)
Luster
Resinous
Vitreous, Silky
Pleochroism
-
Extreme
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
Translucent
Refractive Index
2.190-2.4571.580
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.083-9999
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
Translucent
Physical
Neurological
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-
Cardiovascular
-
Supports heart health
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Strength
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Growth