Origin
-
Afghanistan, Southern and central Africa
Color
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Blue, Greenish, Violet
Streak
Blue, White
Blue, 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
Brittle
Solubility
Gelatinises in acids
Soluble
Durability
-
-
Specific Gravity
2.4-2.52.75
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
Distinct on {110}
Imperfect on {110}
Mohs Hardness
5-65.5
2
10
👆🏻
Chemical Composition
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Luster
Vitreous, Greasy
Vitreous
Pleochroism
None
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.501.500
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Clarity