TY - RPRT TI - Potassium-Argon ages for minerals from the Ross of Mull, Argyllshire, Scotland AU - R. D. Beckinsale AU - J. D. Obradovich PY - 2022 DO - 10.1144/sjg09020147 UR - https://pubs.usgs.gov/publication/70241198 ID - 70241198 ER -