Origin
Southern and central Africa
Southern and central Africa, Zimbabwe, South Africa
Color
Brown, Brownish, White, Colorless, Yellow
Green, Blue
Streak
White
Greenish, White
For which Rashi?
-
Virgo
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Gaia
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
Decomposed by acids
Durability
-
-
Specific Gravity
1.58-1.602.96
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
{011} Imperfect
Perfect on {010}
Mohs Hardness
25
2
10
👆🏻
Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Luster
Vitreous
Vitreous
Pleochroism
Weak: yellowish brown yellowAnthony et al
X: very light bluish green; Y and Z: brilliant bluish green
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.509-1.5411.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Triclinic
Birefringence
0.0300.091
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Happiness
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Abundance
Harmony