Origin
Australia
Southern and central Africa
Color
Blue, Green, Greenish, Black
Colorless, White, Blue, Yellow, Grey, Brown
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
-
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
4.00-4.624.3-5
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Irregular/uneven
Cleavage
Indistinct parting on [111]
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
Mohs Hardness
7.5-83-3.5
2
10
👆🏻
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
BaSO4
Luster
Vitreous
Vitreous, Pearly
Pleochroism
-
-
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.790-1.8181.634-1.637
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Orthorhombic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Respiratory
Aids in digestion and soothes the stomach
Good
Reproductive
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Digestive
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Psychology
Protection
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Vitality