probably 12th century
7.5 x 13.6 cm (2 15/16 x 5 3/8 in.)
Cizhou ware: buff to light-gray stoneware with lead-fluxed emerald-green glaze, now much degraded.
12th centuryChineseNorthern black ware of Cizhou type: light gray stoneware with black glaze, the decoration painted in overglaze iron-brown slip
12th-13th centuryChineseDing ware: porcelaneous white stoneware with ivory-hued glaze over incised decoration
11th-12th centuryChineseJun ware: light gray stoneware with robin's-egg blue glaze
11th-12th centuryChineseNorthern black ware of Cizhou type: light gray stoneware with dark brown glaze, the markings in overglaze iron oxide
12th-13th centuryChineseDing ware: porcellaneous stoneware with ivory-hued glaze, the unglazed lip originally bound with metal. From the Ding kilns, Quyang county, Hebei province.
11th-12th centuryChineseCizhou ware: light gray stoneware with an all-over coating of white slip under a clear glaze
11th-12th centuryChineseJian ware: dark gray stoneware with dark brown glaze, the markings in iron oxide. From the kilns at Shuiji, Jianyang county, Fujian province.
12th-13th centuryChineseJizhou ware: light gray stoneware with misfired dark brown glaze and bluish white markings, the markings probably from an application of ash
12th-13th centuryChineseYaozhou ware: light gray stoneware with misfired olive-brown celadon glaze. From the Yaozhou kilns at Tongchuan, Shaanxi province.
12th-13th centuryChineseQingbai ware: molded porcelain with off-white glaze over trailed ribs of porcelain slip
12th-13th centuryChineseJizhou ware: light gray stoneware with dark brown and transparent amber glazes. From the kilns at Yonghe, Ji'an, Jiangxi province.
12th-14th centuryChinese