Research Article| April 01, 1989 Daily, monthly, and yearly tidal cycles within laminated siltstones of the Mansfield Formation (Pennsylvanian) of Indiana Erik P. Kvale; Erik P. Kvale 1Indiana Geological Survey, 611 North Walnut Grove, Bloomington, Indiana 47405 Search for other works by this author on: GSW Google Scholar Allen W. Archer; Allen W. Archer 2AzTEL, P.O. Box 2563, Bloomington, Indiana 474023Department of Geology, Indiana University, Bloomington, Indiana 47405 Search for other works by this author on: GSW Google Scholar Hollis R. Johnson Hollis R. Johnson 4Department of Astronomy, Indiana University, Bloomington, Indiana 47405 Search for other works by this author on: GSW Google Scholar Author and Article Information Erik P. Kvale 1Indiana Geological Survey, 611 North Walnut Grove, Bloomington, Indiana 47405 Allen W. Archer 2AzTEL, P.O. Box 2563, Bloomington, Indiana 474023Department of Geology, Indiana University, Bloomington, Indiana 47405 Hollis R. Johnson 4Department of Astronomy, Indiana University, Bloomington, Indiana 47405 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 (4): 365–368. https://doi.org/10.1130/0091-7613(1989)017<0365:DMAYTC>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 Erik P. Kvale, Allen W. Archer, Hollis R. Johnson; Daily, monthly, and yearly tidal cycles within laminated siltstones of the Mansfield Formation (Pennsylvanian) of Indiana. Geology 1989;; 17 (4): 365–368. doi: https://doi.org/10.1130/0091-7613(1989)017<0365:DMAYTC>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 Whetstones (laminated siltstones) within the Mansfield Formation of Orange County, Indiana, are Lower Pennsylvanian (Morrowan) tidal deposits characterized by rhythmic laminations. Laminae thicknesses vary systematically in a vertical sequence and reflect tidal events of a mixed tidal regime. So complete is the record of tidal deposition that daily and monthly tidal cycles can be delineated. Neap-spring tides (related to the phases of the moon) and equatorial-tropical tides (related to the declination of the moon) are recognizable within the sequence. 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.