Why Are Andesitic Eruptions Often More Violent Than Basaltic Ones? -- Insights from 4D X-ray Tomographic Microscopy

Don R Baker1, Francesco Brun2, Lucia Mancini2, Margherita Polacci3 and Julie Fife4, (1)McGill University, Earth and Planetary Sciences, Montreal, QC, Canada, (2)Elettra - Sincrotrone Trieste, Trieste, Italy, (3)National Institute of Geophysics and Volcanology, Rome, Italy, (4)Paul Scherrer Institute, Swiss Light Source, Villingen, Switzerland