Origin
Brazil
Russia
Color
White, Blue, Yellow, Brown, Green, Brownish, Greenish, gray
Colorless, Brownish
Streak
White
White
For which Rashi?
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Planet
-
-
Element of Planets
-
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Energy
-
-
How to Wear?
Finger
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Ring Metal
-
-
Deities
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Not to wear with
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Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
Nearly insoluble in HCl and HNO3
Durability
-
-
Specific Gravity
2.65-2.902.97
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
{001} Perfect
Distinct on {010}
Mohs Hardness
-99996
2
10
👆🏻
Chemical Composition
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Luster
Pearly
Greasy, Vitreous, Pearly
Pleochroism
-
(x): colorless. (y): colorless. (z): colorless.
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.534-1.6011.607
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.050-9999
0
0.296
👆🏻
Clarity
Translucent
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Physical
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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-
Healing
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Physical healing
Qualities Associated
Emotional Healing
Protection