Origin
-
Linares, Jaén, Andalusia, Spain
Color
Black, Brown
Blue
Streak
Black
Blue
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.25.35
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
None
Perfect on {100}, imperfect on {001}
Mohs Hardness
5.5-6.52.5
2
10
👆🏻
Chemical Composition
Fe 3O 4Ulrich Henn and Claudio C.
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
-
Sub-Adamantine, Vitreous
Pleochroism
-
X = pale blue; Y = blue; Z = Prussian blue
Dispersion
0.200.05
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
2.421.809-1.859
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.050
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
Supports digestive health
Psychology
Grounding
Self-Expression
Healing
Physical healing
Emotional healing
Qualities Associated
Energy
Communication