1. Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology (AIST)
Central 7, Tsukuba 305-8567, Japan
aoya.m@aist.go.jp
2. Department of Earth & Planetary Sciences, Graduate School of Environmental Studies, Nagoya University
Nagoya 464-8602, Japan
3. Department of Earth Sciences, Faculty of Education, Okayama University
Okayama, 700-8530, Japan
4. Department of Geology and Mineralogy, Graduate School of Science, Kyoto University
Kyoto 606-8502, Japan
5. Department of Geological Sciences, Central Washington University
Ellensburg, WA 98926, USA
6. Department of Geology, China University of Geosciences
Beijing 100083, China