Man Made Bismuth – Iridescent Crystal Cluster from Germany $16.00 Bismuth Crystal Cluster from Germany $16.00 Bismuth – Colorful Iridescent Crystal Cluster from Germany $15.00 Silicon Carbide Crystals – Brilliant Rainbow Iridescence $14.00 Bismuth – 235 gram Crystal Cluster from Germany -XXXlg $45.00 Search Our Minerals Search for: Search Cart