1. Department of Earth Sciences. The University of Hong Kong
Pokfulam Road, Hong Kong, China
probins@hkucc.hku.hk
2. Laboratory of Continental Dynamics, Institute of Geology, Chinese Academy of Geological Sciences
Beijing, 100037, China
3. Department of Chemistry, Dalhousie University
Halifax, Nova Scotia, Canada
4. Department of Earth Sciences, Dalhousie University
Halifax, Nova Scotia, Canada B3H 3J5
5. Institute of Geophysics and Planetary Physics, Scripps Institution of Oceanography, University of California
San Diego, La Jolla, California 92093-0225, USA