Origin
USA, Southern and central Africa
Australia
Color
Brown, Green, White, gray, Blue, Yellow
Red
Streak
White
White, Colorless
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
4.00-4.653.1
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Uneven, Conchoidal
Cleavage
Perfect on [1011]
Perfect {010} imperfect {100}
Mohs Hardness
5-5.56-7
2
10
👆🏻
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca2Al3(SiO4)3(OH)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
Present
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
1.620-1.8501.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.223-0.2270.006-0.018
0
0.296
👆🏻
Clarity
Translucent
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Love