Floating stones off El Hierro, Canary Islands: xenoliths of pre-island sedimentary origin in the early products of the October 2011 eruption
A submarine eruption started off the south coast of El Hierro, Canary Islands, on 10 October 2011 and continues at the time of this writing (February 2012).In the first days of the event, peculiar eruption products were found floating on the sea surface, drifting for long distances from the eruption site.These specimens, which have in the meantime