Origin
Australia
India, Russia
Color
Blue, Green, Greenish, Black
White
Streak
Grey, 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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Solubility
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Durability
-
-
Specific Gravity
4.00-4.622.25-2.40
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
-
Cleavage
Indistinct parting on [111]
perfect on {010}; good on {100}
Mohs Hardness
7.5-85-5.5
2
10
👆🏻
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
-
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.790-1.8181.510-1.550
1
3.25
👆🏻
Optic Character
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-
Crystal System
cubic
Orthorhombic
Birefringence
-99990.015-0.020
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Respiratory
Aids in digestion and soothes the stomach
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Reproductive
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Digestive
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Psychology
Protection
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Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Awareness