Quartz – Lab-made, Faceted, Blue, 23 ct

The final version of this engraved pendant will be 18k gold and feature a 23-ct tanzanite. But first, this sterling silver test pendant features a "cobalt blue" lab-created quartz. Jewelry and photo by Jessa and Mark Anderson. Licensed under CC By 2.0.

Article: Should Beginners Practice Faceting on Natural or Synthetic Quartz?

Credit: Jessa and Mark Anderson