Origin
Linares, Jaén, Andalusia, Spain
Canada
Color
Blue
White, Reddish, gray, Brown, Brownish
Streak
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.352.55-2.65
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
Perfect on {100}, imperfect on {001}
[1010] Poor
Mohs Hardness
2.55-6
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
Luster
Sub-Adamantine, Vitreous
Vitreous, Greasy
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.809-1.8591.529-1.547
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
0.0500.003-0.004
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
-
Healing
Emotional healing
-
Qualities Associated
Communication
Clarity