Potclays Stone (alternative to Cornish Stone/Cornwall Stone) is backordered and will ship as soon as it is back in stock.
Potclays Stone (3.8% K2O, 4% Na2O, 15.3% Al2O3, 72.9% SiO2) 1kg
A high firing mineral flux commonly used to replace Cornish/Cornwall Stone in both clay bodies and glazes. An alternative to feldspar as a high temperature flux.
