Origin
Linares, Jaén, Andalusia, Spain
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Color
Blue
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
Blue
White
For which Rashi?
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Planet
-
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Element of Planets
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Energy
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How to Wear?
Finger
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Ring Metal
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Deities
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Not to wear with
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Powers
-
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Birthstone
Planetary
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Talisman
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Tenacity
-
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Solubility
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insoluble
Durability
-
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Specific Gravity
5.352.36
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Subconchoidal, Fibrous
Cleavage
Perfect on {100}, imperfect on {001}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
2.53.5-4
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Sub-Adamantine, Vitreous
Vitreous, Resinous, Pearly
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
Weak
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
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Refractive Index
1.809-1.8591.518-1.561
1
3.25
👆🏻
Optic Character
-
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Crystal System
monoclinic
Orthorhombic
Birefringence
0.0500.025
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
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Reproductive
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Digestive
Supports digestive health
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Psychology
Self-Expression
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Clarity