Ruby Diamond Gold Marriage selection Jewellery Necklace
By Amir Mannan
Ruby is α-alumina (the most stable form of Al2O3) in which a small fraction of the aluminium3+ ions are replaced by chromium3+ ions. Each Cr3+ is surrounded octahedrally by six O2− ions. FA Mannan Jewellery Collection. your choice is great honor for us. in the ruby diamond gold necklace set. For Marriage selection. This crystallographic arrangement strongly affects each Cr3+, resulting in light absorption in the yellow-green region of the spectrum and thus in the red color of the gem. When yellow-green light is absorbed by Cr3+, it is re-emitted as red luminescence.
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