Origin
Mexico, Thailand, Italy, Austria
Southern and central Africa
Color
Green, Brown, Colorless, Greenish, gray, Yellow, White
White, Violet, Blue, Yellow, Brown, Brownish, Colorless, Greenish
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
Brittle
Solubility
Soluble
-
Durability
-
-
Specific Gravity
3.30-3.502.50
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Uneven, Conchoidal
Cleavage
Perfect on {110}, poor on {101}, {001} rare
Distinct on {100} and {110}
Mohs Hardness
55.5-6
2
10
👆🏻
Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Adamantine, Silky
Vitreous, Pearly, Resinous
Pleochroism
-
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.614-1.6361.540-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.0220.004-0.008
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Inner Peace
Spiritual Growth