Longshan culture (?), c. 2500 BCE - c. 2000 BCE
21.4 x 4 x 0.5 cm (8 7/16 x 1 9/16 x 3/16 in.) unspecified: 79 g
Mottled light and dark brown stone
4th-3rd millennium BCEChineseMottled black and light gray nephrite
3rd millennium BCEChineseIrregularly rounded, sturdy disk of a fine-grained, mottled dark brown stone
4th-3rd millennium BCEChineseTranslucent, evenly pale green nephrite with a few brown markings
3rd millennium BCEChineseBluish-green and gray stone with buff markings
4th-3rd millennium BCEChineseTranslucent celadon-green nephrite with slightly calcified, cream-colored clouds
4th-3rd millennium BCEChineseTranslucent, evenly gray-green nephrite
3rd millennium BCEChineseMottled green, gray, and black nephrite with whitish veins
4th-3rd millennium BCEChineseBlackish brown nephrite, turning deep gold-brown at the translucent edges
3rd millennium BCEChineseBluish gray-green stone with black and light brown markings
3rd millennium BCEChineseYellowish green and calcified, cream-colored nephrite
4th-3rd millennium BCEChineseLargely calcified, ivory-colored jade with a few dimly translucent, olive-green spots
4th-3rd millennium BCEChinese