Origin
Linares, Jaén, Andalusia, Spain
Czech
Color
Blue
Brownish, Black, Colorless, White, gray, Blue, Green
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
-
insoluble
Durability
-
-
Specific Gravity
5.356.46-6.57
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Perfect on {100}, imperfect on {001}
Good [110] and [021]
Mohs Hardness
2.53-3.5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Sub-Adamantine, Vitreous
Adamantine, Vitreous, Resinous
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.06
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.809-1.8591.803-2.078
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.0500.273
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Clarity