Origin
Brazil, Colombia, Southern and central Africa
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Color
Greenish, Blue, Colorless, White, Green
Brown, Green, Yellow
Streak
White
Green, Brownish
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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Brittle
Solubility
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Soluble
Durability
-
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Specific Gravity
3.08-3.125.9
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
Sub-Conchoidal
Cleavage
{010} Perfect
None observed
Mohs Hardness
7.53
2
10
👆🏻
Chemical Composition
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
PbCu(VO4)(OH)
Luster
Vitreous
Greasy
Pleochroism
Weak: colorless-(greenish) yellow
Visible X=Y= canary yellow to greenish yellow
Dispersion
0.020.04
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.650-1.6772.170
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
0.019-0.0250.150
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
Good
Good
Reproductive
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Digestive
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Psychology
Harmony
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Transformation