Origin
Afghanistan, Southern and central Africa
Italy, Canada
Color
Grey, White, Colorless, gray, Pale pink, Blue
Blue, Red, Yellow, Colorless, Green, White
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
-
Solubility
Readily soluble in HF
-
Durability
-
-
Specific Gravity
2.86-2.942.90-3.10
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven, Conchoidal
Cleavage
None observed
Poor/indistinct on {1120} and {1011}
Mohs Hardness
6.5-77
2
10
👆🏻
Chemical Composition
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Luster
Vitreous, Greasy
Vitreous
Pleochroism
-
Pale green
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.517-1.5251.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-99990.014-0.032
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Emotional healing
Healing
-
Emotional healing
Qualities Associated
Harmony
Emotional Healing