Origin
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
USA
Color
Brown
Green, Colorless, Greenish, White
Streak
Brownish, Red, Black
Greenish, White
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
5.23.1-3.2
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
-
Cleavage
Good in one direction
Vitreous, pearly on cleavage
Mohs Hardness
6-6.53-4
2
10
👆🏻
Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Resinous
Vitreous, Pearly
Pleochroism
-
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
TransparentWalter Schumann
-
Refractive Index
2.190-2.4571.653-1.693
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.0830.038-0.044
0
0.296
👆🏻
Clarity
TransparentWalter Schumann
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Strength
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Emotional Healing