Copper Carbonate - 250g porcelain the more amber the glaze

the more amber the glaze will be

Vulcan Black Stoneware (Course) 1200-1260C

Seriously worth trying a selection of these glazes

Very popular general purpose high earthenware and stoneware body

informative and full of original tips and techniques Simon’s YouTube videos have lit the ceramics world on fire

Copper Carbonate - 250g porcelain the more amber the glazeCopper Carbonate Cupric Carbonate CuCO3 SAFETY NOTE: Copper compounds must not be incorporated into any low solubility glaze if the resultant glaze is to be used on domestic wares in contact with foods. There is no problem with copper in leadless glazes. Many potters wrongly believe the problem with copper in leaded glazes to mean that copper is toxic in all glazes. Copper presents no hazard whatsoever no matter what form the copper is (except copper