Origin
Linares, Jaén, Andalusia, Spain
Italy
Color
Blue
Red, Reddish, Brown, Black, Yellow
Streak
Blue
Red
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
5.35-9999
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Splintery
Cleavage
Perfect on {100}, imperfect on {001}
[001] good, [100] distinct
Mohs Hardness
2.56-6.5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca2Al3(SiO4)(Si2O7)O(OH)
Luster
Sub-Adamantine, Vitreous
Vitreous
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
visible
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.809-1.8591.725-1.756
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.0500.025-0.076
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Spiritual growth
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Balance