Slab Melt Metasomatism Beneath the North Andean Volcanic Zone? Insight from Antisana Volcano Rocks (Ecuador)
E. Bourdon, J. P. Eissen, M. Monzier, C. Robin, J. Cotten, H. Martin and M. Hall
Centre Orstom de Brest BP 70 29280 Plouzane, France
Mission Orstom, Quito, Ecuador
Dépt des Sciences de la Terre et IUEM/UMR 6538, 29285 Brest, France
CRV UMR 6524 Univ. B, Pascal, 63038 Clermont-Ferrand, France
Insituto Geofisico, Escuela Politecnica, Quito, Ecuador