Origin
Russia
Madagascar, Sri Lanka
Color
Colorless, Brownish
White, Colorless, Blue, Red, Green, Yellow, Violet
Streak
White
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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
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Solubility
Nearly insoluble in HCl and HNO3
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Durability
-
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Specific Gravity
2.973.80
1
7.18
👆🏻
Fracture
Conchoidal
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Cleavage
Distinct on {010}
Indistinct
Mohs Hardness
68
2
10
👆🏻
Chemical Composition
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(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Luster
Greasy, Vitreous, Pearly
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Pleochroism
(x): colorless. (y): colorless. (z): colorless.
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Dispersion
0.010.03
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.6071.780
1
3.25
👆🏻
Optic Character
-
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Crystal System
monoclinic
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Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
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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
-
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Healing
Physical healing
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Qualities Associated
Protection
Grounding