The Incas had already been using emeralds in their jewelry and religious ceremonies for 500 years. The Spanish, who treasured gold and silver far more than gems, traded emeralds for precious metals.
This selection of gems from Ouro Prêto, Brazil, and Russia's Ural Mountains, displays the golden orange to pinkish red color range of precious topaz. The gems range from 7.61 to 14.33 carats in size.
In addition to its core business of precious metals, the company has significant exposure to copper through its ... offering investors a golden opportunity to tap into an underappreciated gem.” To ...