Archaeologists re-surveyed the ancient copper mining site at Qiushuwan in Zhenping, Henan, in 1996. The mines were mainly fomed with breccias; brass deposits were combined with iron and zinc ores. Mining tunnels inclu...Archaeologists re-surveyed the ancient copper mining site at Qiushuwan in Zhenping, Henan, in 1996. The mines were mainly fomed with breccias; brass deposits were combined with iron and zinc ores. Mining tunnels included galleries and oblique shafts, in which archaeologists discovered tools, lamps, and ceramic sherds. Based on the material remains found, this site was dated to the Han, Tang, and Song periods.展开更多
文摘Archaeologists re-surveyed the ancient copper mining site at Qiushuwan in Zhenping, Henan, in 1996. The mines were mainly fomed with breccias; brass deposits were combined with iron and zinc ores. Mining tunnels included galleries and oblique shafts, in which archaeologists discovered tools, lamps, and ceramic sherds. Based on the material remains found, this site was dated to the Han, Tang, and Song periods.
