Origin
Italy, Canada
Colombia, Origins: Congo
Color
Blue, Red, Yellow, Colorless, Green, White
Red, Yellow, White, gray, Green, Colorless
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
-
-
Durability
-
-
Specific Gravity
2.90-3.102.65-2.69
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
Poor/indistinct on {1120} and {1011}
Perfect on {001}, good on {010}
Mohs Hardness
76-6.5
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
(Na,Ca)Al1-2Si3-2O8
Luster
Vitreous
Vitreous
Pleochroism
Pale green
colorless.
Dispersion
0.020.70
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.614-1.6661.543-1.564
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Trigonal
Triclinic
Birefringence
0.014-0.0320.007-0.011
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional healing
Vitality
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Vitality