Origin
Madagascar
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Color
Red, Colorless, Yellow, White
Blue, gray, Black
Streak
White
Blue
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
-
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Specific Gravity
3.34-3.443-3.15
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
Good on [110] and on [001]
Mohs Hardness
8-8.56.0-6.5
2
10
👆🏻
Chemical Composition
(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
[ ]Na2(Mg3Al2)Si8O22(OH)2
Luster
Adamantine
Vitreous, Pearly
Pleochroism
-
Strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
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Refractive Index
1.684-1.6941.606-1.637
1
3.25
👆🏻
Optic Character
-
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Crystal System
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monoclinic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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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
Creativity
Communication
Healing
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Emotional healing
Qualities Associated
Energy Amplification
Peace