Origin
Italy
Italy, Canada
Color
Red, Reddish, Brown, Black, Yellow
Blue, Red, Yellow, Colorless, Green, White
Streak
Red
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
-99992.90-3.10
1
7.18
👆🏻
Fracture
Uneven, Splintery
Uneven, Conchoidal
Cleavage
[001] good, [100] distinct
Poor/indistinct on {1120} and {1011}
Mohs Hardness
6-6.57
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)(Si2O7)O(OH)
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
Luster
Vitreous
Vitreous
Pleochroism
visible
Pale green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.725-1.7561.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Trigonal
Birefringence
0.025-0.0760.014-0.032
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Spiritual growth
Emotional healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Emotional Healing