Rutilated and Tourmalinated Quartz Faceted Rondelles measure approximately 5mm in diameter, have a glass like luster in a transparent body of exceptional brilliance, the excellent cut and polish on the gems provides a wonderful clean base of crystal quartz, the fabulous aspect of this gem group is the numerous tourmaline needles and varied colors of rutile running through the strand, and these Sagenetic Quartz beads are a fine group of crystal crystal quartz with the most numerous groupings of rutile and tourmaline, and a strand of this high quality will be a wonderful addition to your jewelry designs.