About the Authors

Yiu-Kang Hsu

Contributed equally to this work with: Yiu-Kang Hsu, Benjamin J. Sabatini

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Software, Visualization, Writing – original draft

Affiliation Deutsches Bergbau-Museum Bochum, Bochum, North Rhine-Westphalia, Germany

Benjamin J. Sabatini

Contributed equally to this work with: Yiu-Kang Hsu, Benjamin J. Sabatini

Roles Conceptualization, Funding acquisition, Writing – review & editing

sabatini@ustc.edu.cn

Affiliations USTC Archaeometry Laboratory, University of Science and Technology of China, Hefei, Anhui, China, Department of Materials Science & Engineering, Massachusetts Institute of technology, Cambridge, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.