Origin
Canada
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Yellow, Reddish, Brown, Brownish, Green, gray, Colorless
Brown
Streak
White
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
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.72-2.835.2
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Conchoidal
Cleavage
Good on {100} and {110}
Good in one direction
Mohs Hardness
6-76-6.5
2
10
👆🏻
Chemical Composition
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Pearly
Resinous
Pleochroism
Weak; O = colorless to yellow; E = colorless to honey-yellow
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent, Translucent
TransparentWalter Schumann
Refractive Index
1.610-1.6472.190-2.457
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Orthorhombic
Birefringence
0.0210.083
0
0.296
👆🏻
Clarity
Transparent
TransparentWalter Schumann
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Strength
Healing
Emotional healing
Emotional healing
Qualities Associated
Inner Peace
Balance