Origin
USA, Southern and central Africa
Sri Lanka
Color
Brown, Green, White, gray, Blue, Yellow
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
White
White, Brownish
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
-
insoluble
Durability
-
-
Specific Gravity
4.00-4.656.86-7.03
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
Perfect on [1011]
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
5-5.56-7
2
10
👆🏻
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Adamantine, Greasy
Pleochroism
-
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.010.07
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.620-1.8501.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
tetragonal
Birefringence
0.223-0.2270.096-0.098
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Manifestation