Preliminary Study on Ancient Copper Smelting Site Found at Tianliaoling, Rongxian County, Guangxi Guangxi Zhuang Autonomous Region
Received:February 02, 2024   Revised:February 08, 2024   Accepted:February 20, 2024      Published Online:June 05, 2024
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DOI:doi:10.3969/j.issn.1007-7545.2024.07.020
KeyWord:Han and Tang Dynasties; archaeometallurgy; Tianliaoling site; Rongxian County; slag
              
AuthorInstitution
LI Yongchun 广西壮族自治区博物馆
HUANG Quansheng 广西民族大学
LI Guangliang 广西文物保护与考古研究所
DENG Minjiao 容县博物馆
YANG Qingping 广西文物保护与考古研究所
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Abstract:
      Tianliaoling copper smelting site located at Xishan Village, Rongxi Town of Rongxian County, in Guangxi, covering an approximate area of 0.12 km2 is proven to belong to the Han and Tang Dynasties through archaeological research. The composition of 18 slag samples from the site was analyzed by SEM and SEM-EDS. Additionally, the melting point of two slag samples was determined through deformation testing. The results indicate that Cu-Pb coexisting ore is extracted from the site and pure copper is produced through an “oxidized ore - copper” smelting process. The high smelting temperature and effective separation between copper and furnace residue indicate a relatively advanced level of smelting technology at this site.
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