Origin
Australia
Madagascar
Color
Blue, Green, Greenish, Black
Brownish, Black, Reddish, Brown, Blue
Streak
Grey, gray
Reddish, Brown
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.00-4.623.84
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Subconchoidal, Conchoidal
Cleavage
Indistinct parting on [111]
{0001} good, {10 1 0} parting
Mohs Hardness
7.5-87.5-8
2
10
👆🏻
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Ce)(Al,Ti,Mg)12O19
Luster
Vitreous
Vitreous
Pleochroism
-
O = brownish gray; E = gray
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.790-1.8181.79-1.807
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Hexagonal
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
Excellent
Reproductive
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-
Digestive
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Psychology
Protection
Empowerment
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Balance