Magnetite Crisis in Miniature: Vanadium, Sulfur, and Iron Valence State Measurements in Melt Inclusions from Nyamuragira Volcano (D.R. Congo, Africa)

Elisabet Head1, Antonio Lanzirotti2, Steve Sutton2 and Matthew Newville2, (1)Northeastern Illinois Univ, Chicago, IL, United States, (2)Center for Advanced Radiation Sources, University of Chicago, Chicago, United States