Origin
Southern and central Africa
Australia
Color
Brown, Brownish, White, Colorless, Yellow
Reddish, Brown, Red, pink
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
-
Partly soluble in HCl.
Durability
-
-
Specific Gravity
1.58-1.603.32-3.43
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{011} Imperfect
{100} perfect; {110} and {1 1 0} good; {010} poor
Mohs Hardness
25.5-6
2
10
👆🏻
Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Weak: yellowish brown yellowAnthony et al
Weak
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.509-1.5411.662-1.707
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Triclinic
Birefringence
0.0300.013-0.015
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Happiness
Love
Healing
Emotional healing
Emotional healing
Qualities Associated
Abundance
Love