diagrams for analyses from ~ 30 island and continental arcs with . Also the P-T-t path range for the subducted crust in a mature arc, and the wet and dry.
Island arcs are long chains of active volcanoes with intense seismic activity found along . The calc-alkaline and alkaline series are seen in mature subduction zones, and are related to magma of greater depths. Andesite and basaltic andesite.
Typical "textbook" features of a mature continental margin subduction zone are shown Why are arc volcanoes nearly always situated about km above the .