Origin
-
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Colorless, gray, White
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
2.33-2.375.2
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
Subconchoidal, Conchoidal
Cleavage
Perfect on {010}, good on {100}
Good in one direction
Mohs Hardness
7.56-6.5
2
10
👆🏻
Chemical Composition
Be 2BO 3(OH)Ulrich Henn and Claudio C.
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Resinous
Pleochroism
-
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
TransparentWalter Schumann
Refractive Index
1.543-1.6312.190-2.457
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.071-0.0740.083
0
0.296
👆🏻
Clarity
Transparent
TransparentWalter Schumann
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Strength
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Balance