Radiometric age of the Chickaloon Formation of south-central Alaska: Location of the Paleocene-Eocene boundary

Abstract

Research Article| June 01, 1984 Radiometric age of the Chickaloon Formation of south-central Alaska: Location of the Paleocene-Eocene boundary DON M. TRIPLEHORN; DON M. TRIPLEHORN 1Geology-Geophysics Program, University of Alaska, Fairbanks, Alaska 99701 Search for other works by this author on: GSW Google Scholar DONALD L. TURNER; DONALD L. TURNER 2Geophysical Institute, University of Alaska, Fairbanks, Alaska 99701 Search for other works by this author on: GSW Google Scholar CHARLES W. NAESER CHARLES W. NAESER 3U.S. Geological Survey, Denver, Colorado 80224 Search for other works by this author on: GSW Google Scholar Author and Article Information DON M. TRIPLEHORN 1Geology-Geophysics Program, University of Alaska, Fairbanks, Alaska 99701 DONALD L. TURNER 2Geophysical Institute, University of Alaska, Fairbanks, Alaska 99701 CHARLES W. NAESER 3U.S. Geological Survey, Denver, Colorado 80224 Publisher: Geological Society of America First Online: 01 Jun 2017 Online ISSN: 1943-2674 Print ISSN: 0016-7606 Geological Society of America GSA Bulletin (1984) 95 (6): 740–742. https://doi.org/10.1130/0016-7606(1984)95<740:RAOTCF>2.0.CO;2 Article history First Online: 01 Jun 2017 Cite View This Citation Add to Citation Manager Share Icon Share Facebook Twitter LinkedIn MailTo Tools Icon Tools Get Permissions Search Site Citation DON M. TRIPLEHORN, DONALD L. TURNER, CHARLES W. NAESER; Radiometric age of the Chickaloon Formation of south-central Alaska: Location of the Paleocene-Eocene boundary. GSA Bulletin 1984;; 95 (6): 740–742. doi: https://doi.org/10.1130/0016-7606(1984)95<740:RAOTCF>2.0.CO;2 Download citation file: Ris (Zotero) Refmanager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex toolbar search Search Dropdown Menu toolbar search search input Search input auto suggest filter your search All ContentBy SocietyGSA Bulletin Search Advanced Search Abstract K-Ar and fission-track ages from two volcanic ash partings in upper Chickaloon Formation coals range from 53.3 ± 1.5 m.y. to 55.8 ± 1.7 m.y. These ages establish that the Paleocene-Eocene boundary (55 m.y.) occurs within the dated upper part of this formation. This content is PDF only. Please click on the PDF icon to access. First Page Preview Close Modal You do not have access to this content, please speak to your institutional administrator if you feel you should have access.