Origin
Sri Lanka
Austria, Zimbabwe, Australia
Color
Red, Blue, Green, Brown, Black
Red, Brown, Violet
Streak
White
Black
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
3.63-3.95.06-5.08
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven, Subconchoidal, Conchoidal
Cleavage
Indistinct
Poor on [111].
Mohs Hardness
7.5-83-3.25
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Cu5FeS4
Luster
Vitreous
-
Pleochroism
Absent
Weak
Dispersion
0.02-
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.770-1.780-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Orthorhombic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Transformation
Healing
Emotional healing
Physical healing
Qualities Associated
Emotional Healing
Creativity