Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Canada, Southern and central Africa, Australia
Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
Colorless, White, gray
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
Earth, Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.69-3.812.72-2.75
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Uneven
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
Perfect on [001], good on [010], imperfect on [110]
Mohs Hardness
8.56-6.5
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
X = red; Y = yellow-orange; Z = emerald-green
colorless.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.746-1.7631.561-1.583
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
Triclinic
Birefringence
0.007-0.0130.010-0.011
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
Transformation
Clarity