Origin
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Mexico, Spain
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Green, Blue, Yellow, Grey
Brown
Streak
White
Brownish, Red, Black
For which Rashi?
Taurus, Gemini, Aries
-
Planet
Venus, Mercury
-
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
Gold
-
Deities
Diana, Artemis, Venus, Freyja
-
Not to wear with
Red Coral, Natural Pearl, Moonstone, Ruby
-
Powers
Protection, Love, Courage
-
Birthstone
Planetary
Taurus
-
Talisman
Gemini
-
Tenacity
-
-
Solubility
-
-
Durability
Hard
-
Specific Gravity
2.67-2.785.2
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann
Subconchoidal, Conchoidal
Cleavage
Imperfect on the [0001]
Good in one direction
Mohs Hardness
7.5-86-6.5
2
10
👆🏻
Chemical Composition
Be3Al2SiO6
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Resinous
Pleochroism
Strong dichroism: yellow green Lazzarelli
-
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
TransparentWalter Schumann
Refractive Index
1.565-1.6022.190-2.457
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Orthorhombic
Birefringence
0.0040-0.00700.083
0
0.296
👆🏻
Clarity
-
TransparentWalter Schumann