Pottery lovers, this one's for you! Amaco's Opalescent Glaze in Mottled Burgundy (O-57) creates stunning, pearl-like finishes with high gloss and iridescent textures. It's lead-free and safe for functional ware when fired properly. Apply it to bisque or raku by brushing, dipping, or pouring, then fire to Cone 05 (about 1911°F or 1044°C). The result? A gorgeous, opalescent surface that catches the light beautifully. Perfect for mugs, bowls, vases, or sculptural pieces. Each pint gives you plenty to work with for multiple projects. Made in the USA with quality you can trust. Whether you're a beginner or a seasoned artist, this glaze adds a professional, magical touch to your creations. Get ready to wow!