Bismuth Cystal Beautiful Necklace ~ Handmade ~ Unique Rare Gift are grown through a process called "crystal growing" or "crystal synthesis." In this method, bismuth is melted and then allowed to cool slowly under controlled conditions, which encourages the growth of large, distinct crystals. These artificially grown bismuth crystals often exhibit the same vibrant colors and intricate structures as their naturally occurring counterparts. This mesmerizing Bismuth Crystal is a stunning addition to your crystal collection! Handcrafted from high-quality bismuth, this natural mineral showcases an array of vibrant hues, including iridescent blues, purples, and greens. Bismuth is brittle so be careful in handling your crystal. 99.99 Purity ** No two are alike, very uinque. Necklaces are HandMade ** ( NON-TOXIC )