Eruptive Dynamics Inferred from Textural Analysis of Ash Time Series: The 2015 Reawakening of Cotopaxi Volcano

Helen E Gaunt1, Benjamin Bernard1, Silvana Hidalgo1, Antonio Proaño1, Heather Michelle Nicholson Wright2, Patricia A Mothes1 and Evelyn Criollo3, (1)Instituto Geofísico, Escuela Politécnica Nacional, Quito, Ecuador, (2)USGS Cascades Volcano Observatory, Vancouver, WA, United States, (3)National Polytechnical University Ecuador EPN, Departamento de Metalurgia Extractiva, Quito, Ecuador