Cone 9-10 REDUCTION WHITE WAXY MATT OPAQUE CUSTER FELDSPAR 41 GERSLEY BORATE 12 DOLOMITE 7 TALC 15 KAOLIN 5 FLINT 20 FOR LAVENDAR 1/2% COBALT CARBONATE. If you want it to be more of a deep purple add 1 to 1 1/2% cobalt carb. This is very bright lavendar! Substituting Nepheline Syenite for the Custer may bring it down to cone 6.
