14K Yellow Gold Natural Opal Earring University of Pittsburgh } 14K White Gold University

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Sterling Silver Black Ceramic-plated Swarovski Crystal Heart Pendant

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5mm Byzantine Chain

14K Yellow Gold Natural Opal Earring University of Pittsburgh } 14K White Gold University14K Yellow Gold Natural Opal Earring Pure gold (fine gold) is softer than pure silver but harder than tin. Its beauty and luster are unmatched by any alloyed gold. The extreme malleability, ductility, and softness of pure gold make it practically useless for jewelry applications. Alloying elements (other metals) are added to gold to increase the toughness and hardness of the gold alloy. While almost any metal can be alloyed (melted) with gold, only