Figure 1. This 4.27 ct sapphire was filled with orangy yellow lead glass throughout the stone. Photo by Gagan Choudhary; courtesy of Dheeraj Gupta. This contributor has previously reported ...
From the Stardust Collection. Ippolita's 18K-yellow-gold Starlet huggie hoop earrings sparkle with round bezel-set blue sapphires. Blue sapphires 18K yellow gold Post back Imported SIZE Diameter, ...
Figure 1. The UV-visible spectrum of this yellow sapphire shows broadband absorption features below ~500 nm, originating from trapped holes associated with Mg and Cr. The DiamondView image clearly ...
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