Origin
Southern and central Africa
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Color
Greenish, Blue, Colorless, Green, Yellow
Blue, gray, Black
Streak
Greenish, gray
Blue
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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Solubility
-
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Durability
-
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Specific Gravity
3.17-3.243-3.15
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
(0001) indistinct
Good on [110] and on [001]
Mohs Hardness
9-9.56.0-6.5
2
10
👆🏻
Chemical Composition
SiCArthur Thomas , Gemstones (2009)
[ ]Na2(Mg3Al2)Si8O22(OH)2
Luster
Adamantine
Vitreous, Pearly
Pleochroism
-
Strong
Dispersion
0.100.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
2.648-2.6911.606-1.637
1
3.25
👆🏻
Optic Character
-
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Crystal System
6H polytype
monoclinic
Birefringence
0.043-9999
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
Communication
Healing
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Emotional healing
Qualities Associated
Creativity
Peace