Origin
Brazil, Madagascar, Zimbabwe, Russia, Sri Lanka, India, Burma, Origins: Brazil
Switzerland
Color
Greenish, Green, Brownish, Red, Blue, Brown, gray
Brown, Brownish, Yellow, Black, Reddish
Streak
White
White, gray
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
3.69-3.813.7-3.8
1
7.18
👆🏻
Fracture
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Subconchoidal, Conchoidal
Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
Distinct on {010}
Mohs Hardness
8.57-7.5
2
10
👆🏻
Chemical Composition
BeAl 2 O 4
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Resinous
Pleochroism
X = red; Y = yellow-orange; Z = emerald-green
X = colorless; Y = pale yellow; Z = golden yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.746-1.7631.736-1.762
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.007-0.0130.009-0.015
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Protection
Healing
Physical healing
Physical healing
Qualities Associated
Transformation
Protection