Woodhead, JonathanHergt, JanetSandiford, Michael. AJohnson, Wally2015-12-100377-0273http://hdl.handle.net/1885/61252The Western Bismarck arc of Papua New Guinea provides a unique setting in which to study both the seismic and chemical expressions of arc-continent collisional processes. Here collision has been oblique, occurring progressively along the arc from west toKeywords: Arc-continent collision; arc-continent collision zone; Big Crunch; Bismarck; Britain; calc-alkaline; Centroid moment tensors; Collision zone; Collisional process; Focal mechanism; Global scale; Isotope compositions; Isotope ratio; Limited data; Lithospher arc-continent collision zone; calc-alkaline; geochemistry; geophysics; low-K tholeiite; subduction201010.1016/j.jvolgeores.2009.03.0032016-02-24