Origin
India, Russia
Australia
Color
White
Red
Streak
White
White, Colorless
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
2.25-2.403.1
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
perfect on {010}; good on {100}
Perfect {010} imperfect {100}
Mohs Hardness
5-5.56-7
2
10
👆🏻
Chemical Composition
NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca2Al3(SiO4)3(OH)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
Present
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
1.510-1.5501.695
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.015-0.0200.006-0.018
0
0.296
👆🏻
Clarity
Translucent
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
-
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Awareness
Love