Sherd: Triangular Fragment from the Mouth of a Cylindrical 'Zun'-Shaped Censer with Horizontal Ribs

Longquan celadon ware: molded, pale gray stoneware with lightly crackled, bluish green celadon glaze. From the Longquan kilns in Zhejiang province

Guan ware: dark gray stoneware body with a lightly crackled, bluish green celadon glaze. From the Guan kilns near Hangzhou, Zhejiang province

Jizhou ware: light gray stoneware with decoration painted in iron-brown slip under thinly applied, clear glaze. From the Jizhou kilns near Yonghe, Ji'an, Jiangxi province

Longquan celadon ware: molded, gray stoneware with lightly crackled, transparent, bluish green celadon glaze. From the Longquan kilns in Zhejiang province.

Ding ware: porcelaneous white stoneware with pale yellow glaze over mold-impressed decoration

Longquan celadon ware: light gray stoneware body with grayish celadon glaze over carved decoration. From the Longquan kilns, Zhejiang province

Dark gray stoneware with underfired glaze

Longquan celadon ware: pale gray stoneware body with a lustrous, lightly crackled, bluish green celadon glaze. From the Longquan kilns in Zhejiang province.

Longquan celadon ware: pale gray stoneware with lightly crackled, bluish green celadon glaze. From the Longquan kilns in Zhejiang province

Longquan celadon ware: light gray stoneware body with bluish celadon glaze over carved decoration. From the Longquan kilns, Zhejiang province

Longquan celadon ware: pale gray stoneware body with a lightly crackled, bluish green celadon glaze over molded decor. From the Longquan kilns in Zhejiang province

Longquan celadon ware: near white body with cloudy celadon glaze and characteristic orange skin on the exposed body clay at the foot ring. From the Longquan kilns, Zhejiang province