Devonian of Canadian Appalachians and New England States

@inproceedings{Cumming1967DevonianOC,
  title={Devonian of Canadian Appalachians and New England States},
  author={L M Cumming},
  year={1967}
}
Abstract Belts of Devonian granitic rocks, having radiometric ages of 405 - 360 m.y., occupy the central core of the entire region. This Acadian orogeny was the major event in the structural development of the eastern part of the Appalachian fold system. Lower Devonian volcanic rocks (chiefly rhyolite flows, welded tuffs and associated sediments) are widespread throughout the central granitic terrain. The Kineo volcanic sequence of Maine and west-central New Brunswick is Emsian in age (between… CONTINUE READING