Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Canada, Pakistan
Color
Green, Brown, Colorless, Greenish, Yellow
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
Streak
White
White
For which Rashi?
-
Virgo, Capricorn
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
Dilute acid
Durability
-
-
Specific Gravity
3.25-3.452.93-2.96
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Subconchoidal, Conchoidal
Cleavage
Good on {110}
Distinct on {010}, imperfect {110} and {011}
Mohs Hardness
6.53.5-4
2
10
👆🏻
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous
Pleochroism
X = colorless to green; Y = colorless
StrongArthur Thomas
Dispersion
0.020.17
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.660-1.6851.525-1.686
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.012-0.0170.155
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Promotes focus and concentration
Cardiovascular
-
Supports heart health
Respiratory
-
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Stability
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-worth
Centering