Origin
-
Italy
Color
Black, Blue, Yellow, Green
Brown, Black
Streak
Grey, Greenish, Brown
-
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
3.28-3.442.30
1
7.18
👆🏻
Fracture
Uneven, Splintery
-
Cleavage
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
None
Mohs Hardness
5.0-6.02
2
10
👆🏻
Chemical Composition
Na2Fe2+3Fe3+2Si8O22(OH)2
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Luster
Vitreous, Silky
-
Pleochroism
X = blue
-
Dispersion
0.02-
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.680-1.6981.520-1.530
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.005-0.0080.010
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Supports heart health
Cardiovascular
Supports heart health
-
Respiratory
Good
Poor
Reproductive
-
Supports heart health
Digestive
-
-
Psychology
Empowerment
Tranquility
Healing
Emotional healing
Emotional healing
Qualities Associated
Clear Thinking
Tranquility