Origin
Australia, Italy
Canada, Southern and central Africa, Australia
Color
Yellow, Red, Reddish, Brown, Colorless, White, gray
Colorless, White, gray
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
Brittle
Brittle
Solubility
Soluble
-
Durability
-
-
Specific Gravity
2.6-2.92.72-2.75
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven
Cleavage
On {0001}, perfect
Perfect on [001], good on [010], imperfect on [110]
Mohs Hardness
3.5-46-6.5
2
10
👆🏻
Chemical Composition
KAl3(SO4)2(OH)6
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Pearly
Vitreous, Pearly
Pleochroism
-
colorless.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.5721.561-1.583
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Triclinic
Birefringence
0.0200.010-0.011
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Stability
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Stability
Clarity