Origin
Southern and central Africa
USA
Color
Greenish, Blue, Colorless, Green, Yellow
Blue, Green
Streak
Greenish, gray
Blue, Greenish, 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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Brittle
Solubility
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Durability
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Specific Gravity
3.17-3.245.6-5.76
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
(0001) indistinct
[001] perfect; [100] distinct
Mohs Hardness
9-9.52.5-3
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Luster
Adamantine
Vitreous
Pleochroism
-
Weak
Dispersion
0.100.05
0.005
1
👆🏻
Transparency
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Transparent
Refractive Index
2.648-2.6911.818-1.909
1
3.25
👆🏻
Optic Character
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Crystal System
6H polytype
Orthorhombic
Birefringence
0.0430.091
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Clarity
Creativity
Healing
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Qualities Associated
Creativity
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