Cone 6: Indigo Rain is a matte white glaze that contains a two-toned purple and violet crystal. As the crystal melts, a purple crystal with violet specks appears. The glaze has a soft subtle beauty.
Cone 10: Color darkens to variegated light gray/purple. Crystals melt.
*The first image is cone 6 and the second image is cone 10.
Tableware producers must test all finished ware to establish dinnerware status, due to possible variations in firing temperature and contamination.