Origin
Mexico, Thailand, Italy, Austria
Southern and central Africa
Color
Green, Brown, Colorless, Greenish, gray, Yellow, White
Blue, Green, Colorless
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
3.30-3.502.64-2.70
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
-
Cleavage
Perfect on {110}, poor on {101}, {001} rare
{010} Perfect
Mohs Hardness
5-9999
2
10
👆🏻
Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Luster
Vitreous, Adamantine, Silky
Vitreous, Pearly
Pleochroism
-
Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.614-1.6361.560-1.640
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
-
Birefringence
0.0220.054-0.075
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Hope
Healing
Emotional healing
Emotional healing
Qualities Associated
Inner Peace
Transformation