Media type: E-Article Title: Ion microprobe 232Th-208Pb ages from high common Pb monazite, Morefield Mine, Amelia County, Virginia: Implications for Alleghanian tectonics Contributor: Catlos, Elizabeth J.; Miller, Nathan R. imprint: American Journal of Science (AJS), 2016 Published in: American Journal of Science Language: English DOI: 10.2475/05.2016.03 ISSN: 0002-9599; 1945-452X Keywords: General Earth and Planetary Sciences Origination: Footnote: Access State: Open Access