Origin
Brazil, Colombia, Southern and central Africa
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Color
Greenish, Blue, Colorless, White, Green
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
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Solubility
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Durability
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Specific Gravity
3.08-3.123.5-3.8
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
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Cleavage
{010} Perfect
1,1 ; 3,2
Mohs Hardness
7.58.5
2
10
👆🏻
Chemical Composition
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
BeAl 2 O 4
Luster
Vitreous
Vitreous
Pleochroism
Weak: colorless-(greenish) yellow
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Dispersion
0.020.02
0.005
1
👆🏻
Transparency
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Translucent
Refractive Index
1.650-1.6771.744-1.755
1
3.25
👆🏻
Optic Character
-
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Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Orthorhombic
Birefringence
0.019-0.025-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Harmony
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Protection