Origin
Southern and central Africa
Czech
Color
Brown, Brownish, White, Colorless, Yellow
Brownish, Black, Colorless, White, gray, Blue, Green
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble
Durability
-
-
Specific Gravity
1.58-1.606.46-6.57
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
{011} Imperfect
Good [110] and [021]
Mohs Hardness
23-3.5
2
10
👆🏻
Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine, Vitreous, Resinous
Pleochroism
Weak: yellowish brown yellowAnthony et al
-
Dispersion
0.010.06
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.509-1.5411.803-2.078
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.0300.273
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Happiness
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Abundance
Clarity