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Purple Garnet Rough for Bead

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Orissa Emerald Rough from Orissa Gems

 Emerald Rough-1
Emeralds and Aquamarine are colour varieties of  the mineral know as "Beryl".
Beryl is a silicate mineral inwhich the silicate molecule combines with the metals Aluminium and Beryllium.
The chemical formula is Be3Al2(SiO3)6 or Al2Be3O18Si ,Beryl crystallites as six-sided prisms which belong to the hexagonal crystal system.Emerald Specific Gravity 2.71 (2.67 to 2.78), Emerald Refractive index 1.565 to 1.599.,
also Emerald ultra violet fluorescence; none to weak orange orange-red or green, others very weak to none.
   Colombian rough emeralds are known for the highest & expansive quality.
Emeralds range in color from deep green to pale green hues. The deep green clean gems are the most prized and expensive emeralds

Emerald and Aquamarines are color  varieties of then mineral know as beryl, May's birth Stone -Emerald, the hardness of beryl is 7.5  to 7.75 on mohs's scale,

Emerald called in "English", Marakat Mani in "Sanskrit", Jamaranam in "Persian", And  J amurrad in "Urdu" 

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Purple Garnet Rough for Bead

Original Turquoise Gemstone for BraceletsResources | What's New | Link to Us
 


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