Lustreware, once associated with alchemy for its golden effects, may no longer be a guarded secret of potters and tillers, but the technique still intimidates many artists. The challenging mix of science and art requires a great deal of experimentation to achieve the desired results. Perfecting lustre demands patience, experience, and, above all, knowledge. Yet the iridescent beauty of this decorative technique makes it all worthwhile. Lustre takes on many appearances, from a warm coppery glow to a spectacular prismatic finish. In "Lustre," ceramic artist Greg Daly demystifies the method...