Explosive and implosive fragmentation during the 2009 eruption of West Mata
Arran Peter Murch, San Jose State University, San Jose, CA, United States, Rayn A Portner, San Jose State University, San Jose, United States, Kenneth Howard Rubin, Univ Hawaii, Honolulu, HI, United States and David A Clague, Monterey Bay Aquarium Research Institute, Moss Landing, CA, United States