Origin
Sri Lanka, Burma, USA, Russia
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Yellow, Brown, pink, 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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.46-3.505.2
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
Perfect
Good in one direction
Mohs Hardness
6-76-6.5
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
-
Resinous
Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
TransparentWalter Schumann
Refractive Index
1.665-1.7122.190-2.457
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.036-0.0420.083
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentWalter Schumann
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Strength
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Balance