Origin
Mexico, Thailand, Italy, Austria
Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA
Color
Green, Brown, Colorless, Greenish, gray, Yellow, White
Red, Reddish, orange, Brown
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
3.30-3.504.12-4.18
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
Perfect on {110}, poor on {101}, {001} rare
{???} Distinct
Mohs Hardness
57-7.5
2
10
👆🏻
Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous, Adamantine, Silky
Vitreous
Pleochroism
-
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.614-1.6361.789-1.820
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.0220.027
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Inner Peace
Creativity