Origin
Afghanistan, Southern and central Africa
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Grey, White, Colorless, gray, Pale pink, Blue
Green, Brown, Colorless, Greenish, Yellow
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
2.86-2.943.25-3.45
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Conchoidal, Uneven
Cleavage
None observed
Good on {110}
Mohs Hardness
6.5-76.5
2
10
👆🏻
Chemical Composition
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Greasy
Vitreous
Pleochroism
-
X = colorless to green; Y = colorless
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.517-1.5251.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-99990.012-0.017
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Harmony
Healing
-
Emotional healing
Qualities Associated
Harmony
Self-worth