Origin
-
-
Color
Black, Blue, Yellow, Green
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Streak
Grey, Greenish, Brown
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
Durability
-
-
Specific Gravity
3.28-3.442.4-2.5
1
7.18
👆🏻
Fracture
Uneven, Splintery
Uneven, Conchoidal
Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Distinct on {110}
Mohs Hardness
5.0-6.05-6
2
10
👆🏻
Chemical Composition
Na2Fe2+3Fe3+2Si8O22(OH)2
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Luster
Vitreous, Silky
Vitreous, Greasy
Pleochroism
X = blue
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.680-1.6981.50
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Isometric
Birefringence
0.005-0.008-9999
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Empowerment
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Clear Thinking
Communication