Multidisciplinary approach to study migmatites: origin and tectonic history of the nason ridge migmatitic gneiss, wenatchee block, cascades crystalline core, wa, usa

The Nason Ridge Migmatitic Gneiss of the Cascades Core is a migmatitic unit comprising concordant pelitic schist and gneiss, amphibolite, and tonalite gneiss, and cross cutting tonalite, quartz-rich granitoid, and pegmatite. There are several generations of 'igneous' lithologies (leucosome...