Role for microorganisms in the formation of iridium anomalies

Abstract

Research Article| November 01, 1989 Role for microorganisms in the formation of iridium anomalies Betsey D. Dyer; Betsey D. Dyer 1Department of Biology, Wheaton College, Norton, Massachusetts 02766 Search for other works by this author on: GSW Google Scholar Natalia N. Lyalikova; Natalia N. Lyalikova 2Institute of Microbiology, Moscow, USSR Search for other works by this author on: GSW Google Scholar Daniel Murray; Daniel Murray 3Department of Geology, University of Rhode Island, Kingston, Rhode Island 02881 Search for other works by this author on: GSW Google Scholar Michael Doyle; Michael Doyle 4Neutron Activation Facility, University of Rhode Island, Kingston, Rhode Island 02881 Search for other works by this author on: GSW Google Scholar Genady M. Kolesov; Genady M. Kolesov 5Vernadsky Institute, Moscow, USSR Search for other works by this author on: GSW Google Scholar Wolfgang E. Krumbein Wolfgang E. Krumbein 6Department of Geomicrobiology, University of Oldenburg, Oldenburg, West Germany Search for other works by this author on: GSW Google Scholar Author and Article Information Betsey D. Dyer 1Department of Biology, Wheaton College, Norton, Massachusetts 02766 Natalia N. Lyalikova 2Institute of Microbiology, Moscow, USSR Daniel Murray 3Department of Geology, University of Rhode Island, Kingston, Rhode Island 02881 Michael Doyle 4Neutron Activation Facility, University of Rhode Island, Kingston, Rhode Island 02881 Genady M. Kolesov 5Vernadsky Institute, Moscow, USSR Wolfgang E. Krumbein 6Department of Geomicrobiology, University of Oldenburg, Oldenburg, West Germany Publisher: Geological Society of America First Online: 02 Jun 2017 Online ISSN: 1943-2682 Print ISSN: 0091-7613 Geological Society of America Geology (1989) 17 (11): 1036–1039. https://doi.org/10.1130/0091-7613(1989)017<1036:RFMITF>2.3.CO;2 Article history First Online: 02 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 Betsey D. Dyer, Natalia N. Lyalikova, Daniel Murray, Michael Doyle, Genady M. Kolesov, Wolfgang E. Krumbein; Role for microorganisms in the formation of iridium anomalies. Geology 1989;; 17 (11): 1036–1039. doi: https://doi.org/10.1130/0091-7613(1989)017<1036:RFMITF>2.3.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 SocietyGeology Search Advanced Search Abstract We propose a microbial role in the enhancement, erasure, dispersal, and creation of certain sedimentary iridium anomalies such as those of the Cretaceous/Tertiary boundary. The proposal is based on laboratory experiments that have demonstrated the ability of some bacteria and fungi to concentrate iridium from solution and to dissolve iridium from source igneous and meteoritic rocks. 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.