Origin
Linares, Jaén, Andalusia, Spain
USA
Color
Blue
Colorless, White, Green, Brown
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
-
Brittle
Solubility
-
Easily soluble in cold dilute HCl
Durability
-
-
Specific Gravity
5.354.12
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Perfect on {100}, imperfect on {001}
Good in two directions parallel to the prism faces {110}
Mohs Hardness
2.54-4.5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
CaZn(AsO4)(OH)
Luster
Sub-Adamantine, Vitreous
Subadamantine, Silky
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.03
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.809-1.8591.759
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic
Birefringence
0.0500.024
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Compassion
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation