Origin
Southern and central Africa
USA
Color
Greenish, Blue, Colorless, Green, Yellow
Colorless, White, Green, Brown
Streak
Greenish, gray
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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Easily soluble in cold dilute HCl
Durability
-
-
Specific Gravity
3.17-3.244.12
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
(0001) indistinct
Good in two directions parallel to the prism faces {110}
Mohs Hardness
9-9.54-4.5
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
CaZn(AsO4)(OH)
Luster
Adamantine
Subadamantine, Silky
Pleochroism
-
-
Dispersion
0.100.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
2.648-2.6911.759
1
3.25
👆🏻
Optic Character
-
-
Crystal System
6H polytype
Orthorhombic
Birefringence
0.0430.024
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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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
Compassion
Healing
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Emotional healing
Qualities Associated
Creativity
Transformation