Institution: | (1) Institute of Biogeochemistry and Marine Chemistry, University of Hamburg, Bundesstrasse 55, 20146 Hamburg, Germany;(2) Geological-Paleontological Institute, University of Basel, Bernoullistrasse 32, 4056 Basel, Switzerland;(3) National Institute of Geological Sciences, University of the Philippines, Diliman, Quezon City 1101, Philippines;(4) Philippine Institute of Volcanology and Seismology, C.P. Garcia Avenue, Diliman, Quezon City 1101, Philippines |