About the Authors

Jun-Ling Dong

Affiliations School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China, Key Laboratory of Economic Stratigraphy and Palaeogeography, Nanjing Institute of Geology and Palaeontology, CAS, Nanjing, 210008, China

Bai-Nian Sun

bnsun@lzu.edu.cn

Affiliations School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China, Key Laboratory of Economic Stratigraphy and Palaeogeography, Nanjing Institute of Geology and Palaeontology, CAS, Nanjing, 210008, China

Fu-Jun Ma

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Qiu-Jun Wang

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Pei-Hong Jin

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Wen-Jia Wang

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Peng Deng

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Yi Yang

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Xiao-Jing Li

Affiliation School of Earth Sciences & Key Laboratory of Mineral Resources in Western China (Gansu Province), Lanzhou University, Lanzhou, 730000, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JD BS FM QW. Performed the experiments: JD PJ WW PD. Analyzed the data: JD BS FM QW. Contributed reagents/materials/analysis tools: JD BS FM QW PJ WW PD YY XL. Wrote the paper: JD.