TY - RPRT TI - Direct dating of mineralization at Goldfield, Nevada, by potassium-argon and fission-track methods AU - Roger P. Ashley AU - M.L. Silberman PY - 1976 DO - 10.2113/gsecongeo.71.5.904 UR - https://pubs.usgs.gov/publication/70209763 ID - 70209763 ER -