Longshan or Erlitou culture, c. 2000 BCE - c. 1700 BCE
30 x 6.5 x 0.2 cm (11 13/16 x 2 9/16 x 1/16 in.) unspecified: 74 g
Mottled gray-green and russet stone
12th-11th century BCEChineseCalcified, bone-colored nephrite
12th-11th century BCEChineseBlackish brown nephrite
4th-3rd millennium BCEChinesePale green and cream-colored nephrite, partly calcified, but still glossy
3rd-2nd century BCEChineseOpaque, cream-colored, cinnabar-stained nephrite
11th-10th century BCEChineseLight gray, nearly opaque and partly calcified stone
1st-3rd century CEChineseDark green and opaque gray, slightly calcified nephrite
11th-8th century BCEChineseOriginally olive-brown nephrite, now strongly calcified and partly decomposed
ChineseGreenish gray and black stone
3rd century BCE-3rd century CEChineseEvenly light brown and cream-colored, partly calcified nephrite
5th-3rd century BCEChineseGlossy, translucent, light greenish and buff, slightly calcified nephrite
4th-3rd century BCEChineseLight olive-green, strongly translucent nephrite
11th-8th century BCEChinese