TY - RPRT TI - Metallogenic and tectonic significance of oxygen isotope data and whole-rock potassium-argon ages of the Nikolai Greenstone, McCarthy Quadrangle, Alaska AU - M.L. Silberman AU - E.M. MacKevett AU - C. L. Connor AU - Alan Matthews PY - 1980 DO - 10.3133/ofr802019 UR - https://pubs.usgs.gov/publication/ofr802019 ID - ofr802019 ER -