Origin
Southern and central Africa
Italy, China
Color
Greenish, Blue, Colorless, Green, Yellow
Colorless, White, Blue, gray
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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Durability
-
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Specific Gravity
3.17-3.243.09
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
(0001) indistinct
Perfect on {100} and {010}, imperfect on {101}
Mohs Hardness
9-9.58
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
CaAl2Si2O7(OH)2.H2O
Luster
Adamantine
Vitreous, Greasy
Pleochroism
-
Weak
Dispersion
0.100.01
0.005
1
👆🏻
Transparency
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Refractive Index
2.648-2.6911.672-1.676
1
3.25
👆🏻
Optic Character
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Crystal System
6H polytype
Orthorhombic
Birefringence
0.0430.019-0.021
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
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Healing
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Emotional healing
Qualities Associated
Creativity
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