K–Ar geochronology of the southwestern Brooks Range, Alaska

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Turner, Donald L., Forbes, Robert B., Dillon, John T.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1979
• Subjects: General Earth and Planetary Sciences; Quadrangle; Brooks Range; Alaska
• Online Access: http://dx.doi.org/10.1139/e79-164; http://www.nrcresearchpress.com/doi/pdf/10.1139/e79-164

The southern Brooks Range schist belt is characterized by metasediments with subordinate metabasites and metafelsites. Blueschists occur within the schist belt from the Chandalar Quadrangle westward to the Baird Mountains Quadrangle.We report 76 new 40 K– 40 Ar mineral ages from 47 metamorphic and i...