Origin
Linares, Jaén, Andalusia, Spain
Canada, Southern and central Africa
Color
Blue
Colorless, White, gray, pink, 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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
5.352.74-2.90
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Splintery
Cleavage
Perfect on {100}, imperfect on {001}
Perfect on {100} and {001}
Mohs Hardness
2.54.5-5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Luster
Sub-Adamantine, Vitreous
Silky
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.809-1.8591.595-1.645
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.0500.028-0.038
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Healing
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Healing