date uncertain
L. 6.3 x W. 2.7 cm (2 1/2 x 1 1/16 in.)
Mixed copper alloy
6th-9th centuryByzantineLight gray and reddish brown translucent nephrite
5th-3rd century BCEChineseTranslucent pale green nephrite
5th-3rd century BCEChineseStone
20th centuryChineseBuff, partly calcified nephrite
11th-8th century BCEChineseOpaque, ivory-colored nephrite
12th-11th century BCEChineseBrown and cream-colored, partly decomposed nephrite
5th-3rd century BCEChineseDark brown stone
ChineseRusset brown and greenish gray nephrite
19th-20th centuryChineseBronze
8th-5th century BCEGreekStone
ChineseOpaque greenish gray, largely discolored nephrite
11th-8th century BCEChinese