1. Institute for Geo‐Cosmology, Chiba Institute of Technology 2‐17‐1 Tsudanuma, Narashino Chiba 275‐0016 Japan
2. Department of Earth and Planetary Science The University of Tokyo 7‐3‐1 Hongo, Bunkyo‐Ku Tokyo 113‐0033 Japan
3. Research Center for Earth System Science Yunnan University Chenggong District Kunming 650500 People's Republic of China
4. Geography and Environmental Sciences University of Southampton Highfield Southampton SO17 1BJ UK
5. Northeastern Research Institute of Petrified Wood & Mineral Resources Nakhon Ratchasima Rajabhat University Baan Kroke Duen Ha, Suranaree Sub‐district, Muang Nakhon Ratchasima District Nakhon Ratchasima 30000 Thailand