Close examination of the cobalt blue used to paint this dish shows areas of darker blue. Known as “heaped and piled, ” this effect is a result of imperfect control of the pigment during firing. This effect disappeared in the early fifteenth century, when potters further mastered the use of this pigment. Object Details Period:Yuan dynasty (1271–1368) Date:mid-14th century Culture:China Medium:Porcelain painted with cobalt blue under transparent glaze (Jingdezhen ware) Dimensions:Diam. 18 in. (45.7 cm) Classification:Ceramics Credit Line:Purchase, Mrs. Richard E. Linburn Gift, 1987 Accession Number:1987.10
Close examination of the cobalt blue used to paint this dish shows areas of darker blue. Known as “heaped and piled, ” this effect is a result of imperfect control of the pigment during firing. This effect disappeared in the early fifteenth century, when potters further mastered the use of this pigment. Object Details Period:Yuan dynasty (1271–1368) Date:mid-14th century Culture:China Medium:Porcelain painted with cobalt blue under transparent glaze (Jingdezhen ware) Dimensions:Diam. 18 in. (45.7 cm) Classification:Ceramics Credit Line:Purchase, Mrs. Richard E. Linburn Gift, 1987 Accession Number:1987.10