Origin
Italy
Southern and central Africa
Color
Blue, Green
Yellow, Blue, Black, Green, gray
Streak
Blue, Green
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
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
-
-
Birthstone
Planetary
-
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Talisman
-
-
Tenacity
Brittle
-
Solubility
Effervesces in cold
-
Durability
-
-
Specific Gravity
4-4.23.43-3.44
1
7.18
👆🏻
Fracture
Splintery
-
Cleavage
Perfect on {100} and {010}
None Observed
Mohs Hardness
46.5-7
2
10
👆🏻
Chemical Composition
CuZn(CO3)(OH)2
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Silky, Vitreous
Vitreous
Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
visible
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.672-1.6881.696-1.702
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.139-0.1430.005
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Respiratory
Poor
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Reproductive
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Digestive
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Psychology
Emotional Healing
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Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation