Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Southern and central Africa
Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
Colorless, Green, gray, pink, Yellow
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.69-3.812.56-2.62
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Uneven
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
From the Greek for oblique and fracture, descriptive of the cleavage
Mohs Hardness
8.56-6.5
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
(Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
X = red; Y = yellow-orange; Z = emerald-green
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Translucent
Refractive Index
1.746-1.7631.518-1.534
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
Triclinic Pinacoidal H-M Symbol (1) Space Group: P1
Birefringence
0.007-0.0130.006-0.008
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Transformation
Harmony