Origin
Southern and central Africa
Russia
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, Greenish, Yellow, White, pink
Streak
-
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
-
-
Durability
-
-
Specific Gravity
1.98-2.502.54-2.61
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.
Mohs Hardness
5.5-6.56
2
10
👆🏻
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Pearly
Pleochroism
-
colorless.
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.37-1.521.518-1.536
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.0050-0.0060
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Emotional Balance
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Harmony