Project X White Bronze Metal Clay is a base metal clay from the Five Star Project X line, manufactured by Clay Revolution in Madison, NC, USA. A popular metal clay supply for jewelry artists exploring bronze clay and base metal jewelry making, it fires to a beautiful white bronze finish. Perfect for handcrafted jewelry, metalsmithing projects, and jewelry making classes. Used and sold at Sherry Siewert Studio in Richmond, Virginia. Sherry Siewert is an authorized distributor for Clay Revolution.