Origin
Southern and central Africa
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Color
Greenish, Blue, Colorless, Green, Yellow
Blue, White, Grey, Yellow, Green, Colorless, Red, gray
Streak
Greenish, gray
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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Brittle
Solubility
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Gelatinises in acids
Durability
-
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Specific Gravity
3.17-3.242.4-2.5
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
(0001) indistinct
Distinct on {110}
Mohs Hardness
9-9.55-6
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Luster
Adamantine
Vitreous, Greasy
Pleochroism
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None
Dispersion
0.100.01
0.005
1
👆🏻
Transparency
-
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Refractive Index
2.648-2.6911.50
1
3.25
👆🏻
Optic Character
-
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Crystal System
6H polytype
Isometric
Birefringence
0.043-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Clarity
Communication
Healing
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Emotional healing
Qualities Associated
Creativity
Communication