At the moment, the yellow ceramic pigment used
industrially is the praseodymium zircon yellow,1 but it
has some drawbacks in the bulk coloration of porcelainized
stoneware. Other yellow ceramic pigments used
were: yellow of vanadium–zirconia,2,3 tin–vanadium yellow,
4,5 cadmium yellow and Naples yellow (Pb2Sb2O7).6
Yellow ceramic pigments based on pyrochlore and
cordierite matrix have been reported.7,