Clayscapes Black CopperRegular price $122.25
Mid Fire Cone 5/6
A Jessica Putnam-Phillips glaze. Black copper is a glossy microcrystalline red copper glaze that breaks black. Made for dipping and pouring.
- 11-inch hydrometer reading = 1.45
- 6-inch hydrometer reading = 45
Tableware producers must test all finished ware to establish dinnerware status, due to possible variations in firing temperature and contamination.