Origin
Italy, Canada
USA
Color
Blue, Red, Yellow, Colorless, Green, White
Black, Red, Brown
Streak
White
Brown, Red
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
-
-
Durability
-
-
Specific Gravity
2.90-3.103.19-3.23
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Poor/indistinct on {1120} and {1011}
{110} good
Mohs Hardness
75-6
2
10
👆🏻
Chemical Composition
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
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
Pale green
x=yellow-orange
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.614-1.6661.692-1.734
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
monoclinic
Birefringence
0.014-0.0320.0294-0.0452
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Emotional healing
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Transformation