Because the gemological properties for this new material are out of range for natural opal (SG of 2.00 and RI between 1.37 and 1.47), it is best described as an imitation opal. Further testing ...

Because synthetics for jewelry applications can be “made to order ... without distorting the stacked arrangement that creates opal’s play-of-color. Since there is not enough natural alexandrite to ...

Nature continues to prove that it is the ultimate artist, crafting beauty that defies imagination. A recent discovery in ...

Best believe she’s still bejeweled. Taylor Swift rocked an opal ring surrounded by blue stones while celebrating her 34th ...