Gray earthenware
16th-15th century BCEChineseSplashed Jun ware: light gray stoneware with robin's-egg blue glaze enlivened with purple suffusions from copper filings
13th-14th centuryChineseFritware painted with luster (copper and silver) over blue (cobalt) transparent alkali glaze
12th-13th centuryIslamicTerracotta; buff slip, black glaze
8th century BCEGreekSilver
18th centuryAmericanPorcelain with blue enamel and gilding
18th-19th centuryChineseFritware painted with luster (copper and silver) over white lead alkali glaze opacified with tin
13th centuryTerracotta
6th century BCEGreekLight gray stoneware with incised and openwork decoration and with traces of natural ash glaze
5th-6th centuryKoreanTerracotta, traces of paint
5th-4th century BCEGreekBlue-and-white ware: porcelain with decoration painted in underglaze cobalt blue. Perhaps from the kilns at Punwŏn-ri, Kwangju, Kyŏnggi province.
19th centuryKoreanFritware
13th centuryPersian