14k Solid Polished Open-Backed Whale Tail Pendant Geometric these opaque blue-green stones have

these opaque blue-green stones have been valued for a long time and are fairly rare

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14k Solid Polished Open-Backed Whale Tail Pendant Geometric these opaque blue-green stones have14k Solid Polished Open Backed Whale Tail Pendant 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