About the Authors

Junchang Lü

Lujc2008@126.com

Affiliation Institute of Geology, Chinese Academy of Geological Sciences, Beijing, China

Laiping Yi

Affiliation Ganzhou Museum of Natural History, Ganzhou, Jiangxi Province, China

Hui Zhong

Affiliation Ganzhou Museum of Natural History, Ganzhou, Jiangxi Province, China

Xuefang Wei

Affiliation Cores and Samples Center of Land and Resources, China Geological Survey, Sanhe, Hebei Province, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JL. Performed the experiments: JL. Analyzed the data: JL XW. Contributed reagents/materials/analysis tools: JL LY HZ XW. Wrote the paper: JL.