Origin
Linares, Jaén, Andalusia, Spain
Colombia, Southern and central Africa
Color
Blue
Yellow
Streak
Blue
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For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
-
-
Deities
-
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Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
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Talisman
-
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.354.33-4.42
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Perfect on {100}, imperfect on {001}
Perfect
Mohs Hardness
2.54.5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.
Luster
Sub-Adamantine, Vitreous
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Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
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Dispersion
0.050.03
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.809-1.8591.671-1.771
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.0500.099-0.100
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
-
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Respiratory
Good
Good
Reproductive
-
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Digestive
Supports digestive health
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Psychology
Self-Expression
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Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Optimism