Origin
USA, Southern and central Africa
Brazil, Kenya, Madagascar, Southern and central Africa
Color
Brown, Green, White, gray, Blue, Yellow
Brown, Black
Streak
White
White
For which Rashi?
-
Capricorn, Sagittarius
Planet
-
Saturn
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Nerthus
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
4.00-4.652.65
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect on [1011]
{0110} Indistinct
Mohs Hardness
5-5.57
2
10
👆🏻
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
None
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.620-1.8501.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Hexagonal
Birefringence
0.223-0.2270.009
0
0.296
👆🏻
Clarity
Translucent
Opaque
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Harmony
Grounding