TY - RPRT TI - U-Pb zircon age of metafelsite from the Pinney Hollow formation: Implications for the development of the Vermont Appalachians AU - Gregory J. Walsh AU - John Aleinikoff PY - 1999 DO - 10.2475/ajs.299.2.157 UR - https://pubs.usgs.gov/publication/70021882 ID - 70021882 ER -