Origin
USA, Southern and central Africa
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Brown, Green, White, gray, Blue, Yellow
Green, Brown, Colorless, Greenish, Yellow
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
-
-
Durability
-
-
Specific Gravity
4.00-4.653.25-3.45
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Conchoidal, Uneven
Cleavage
Perfect on [1011]
Good on {110}
Mohs Hardness
5-5.56.5
2
10
👆🏻
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
X = colorless to green; Y = colorless
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.620-1.8501.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.223-0.2270.012-0.017
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Self-worth