TY - RPRT TI - K-Ar dating and delta O-18-delta D characterization of nanometric illite from Ordovician K-bentonites of the Appalachians: illitization and the Acadian-Alleghenian tectonic activity AU - Norbert Clauer AU - Anthony E. Fallick AU - Dennis D. Eberl AU - Miroslav Honty AU - Warren D. Huff AU - Amelie Auberti PY - 2013 DO - 10.2138/am.2013.4510 UR - https://pubs.usgs.gov/publication/70118374 ID - 70118374 ER -