Origin
USA, Southern and central Africa
Tanzania
Color
Brown, Green, White, gray, Blue, Yellow
Blue
Streak
White
White, Colorless
For which Rashi?
-
Sagittarius, Pisces, Virgo
Planet
-
-
Element of Planets
-
Air, Water, Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Love, Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
Hard
Specific Gravity
4.00-4.653.35
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Uneven, Conchoidal
Cleavage
Perfect on [1011]
Perfect {010}, imperfect {100}
Mohs Hardness
5-5.56.5-7
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
0.010.03
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.620-1.8501.685-1.707
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.223-0.2270.006-0.018
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Communication