Water plays a critical role in erosion and sediment transport and this relationship is most
evident in the hyperarid Atacama Desert of Northern Chile, a region characterized by …

Earth's continental crust has grown and been recycled throughout geologic history along
convergent plate margins. The main locus of continental crustal growth is in intra-oceanic …

Abstract During the Early to Middle Palaeozoic, prior to formation of Pangaea, the Canadian
and adjacent New England Appalachians evolved as an accretionary orogen. Episodic …

ABSTRACT The Appalachians are a Paleozoic orogen that formed in a complete Wilson
cycle along the eastern Laurentian margin following the breakup of supercontinent Rodinia …

ABSTRACT The Canadian Appalachians are a segment of the long and narrow
Appalachian–Caledonian mountain belt, one of the Earth's classic orogens. The Canadian …

Abstract Within the Appalachian–Variscan orogen of North America and southern Europe lie
a collection of terranes that were distributed along the northern margin of West Gondwana in …

Abstract The Thetford Mines Ophiolite is interpreted as a fragment of a fore-arc oceanic
lithosphere. This complete ophiolitic sequence consists of a thick mantle sequence, a …

Recent advances in our understanding of Palaeozoic tectonics, and in the precise dating of
tectonic events require exact definitions of terminology. The Caledonian Orogeny is here …

Three lines of evidence from schists of the Great Smoky Mountains, NC, indicate that
isogradic monazite growth occurred at the staurolite-in isograd at∼ 600° C:(1) Monazite is …

U–Pb ages for zircon and titanite from a granodioritic gneiss in the Glastonbury Complex,
Connecticut, have been determined using both isotope dilution thermal ionization mass …