Origin
-
Canada
Color
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
White, Colorless, Greenish, gray, pink, Reddish
Streak
Blue, 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
Gelatinises in acids
-
Durability
-
-
Specific Gravity
2.4-2.52.24-2.29
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Subconchoidal, Conchoidal
Cleavage
Distinct on {110}
Very poor [100]
Mohs Hardness
5-65-5.5
2
10
👆🏻
Chemical Composition
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
NaAlSi 2O 6 · H 2OMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Greasy
Vitreous
Pleochroism
None
colorless.
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.501.479-1.493
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Emotional Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
-