Origin
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Russia
Color
Blue, Green, Brownish, Greenish, Colorless, gray
Pale pink, Red, White, pink, Blue, Green
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
Tough
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.262.30-2.60
1
7.18
👆🏻
Fracture
Splintery
Uneven, Conchoidal
Cleavage
{010} perfect
{111} Imperfect
Mohs Hardness
6-7.55.5-6
2
10
👆🏻
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Subadamantine, Silky
-
Pleochroism
Colourless to pale brown to yellow
ModerateArthur Thomas
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.653-1.6851.494-1.504
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.020-0.0220.008
0
0.296
👆🏻
Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Emotional Healing