Origin
Linares, Jaén, Andalusia, Spain
Switzerland
Color
Blue
Green, Colorless, White, Brown, gray
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
5.352.95-3.07
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {100}, imperfect on {001}
Perfect on {110} at 56° and 124°; partings on {010} and {100}
Mohs Hardness
2.55-6
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Sub-Adamantine, Vitreous
Vitreous, Silky
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.809-1.8591.599-1.637
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.0500.023-0.028
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
Supports digestive health
Psychology
Self-Expression
Emotional Healing
Healing
Emotional healing
Physical healing
Qualities Associated
Communication
Peace