{"id":{"repo_id":"temple","oai_identifier":"oai:scholarshare.temple.edu:20.500.12613/8429"},"canonical_url":"https://search.dev.ndltd.org/etd/temple/oai:scholarshare.temple.edu:20.500.12613/8429","repository":{"repo_id":"temple","name":"Temple University","base_url":"https://scholarshare.temple.edu/server/oai/request"},"display":{"title":"Lithofacies And Paleoenvironments Of The Becraft Formation (Lower Devonian) Of New York State","abstract":"The Becraft Formation from the Lower Devonian of eastern New York is a crinoid-brachiopod calcarenite which represents a combination of regressive and transgressive lithologies. Three lithofacies are recognized within the Becraft: Facies 1, a shale and biomicrite interbedded with biosparite, deposited in a tran­sitional environment between an offshore zone of mud deposition and an above wave base shoal environment; Facies 2, a massive biosparrudite and biosparite, the prograding shoal, deposited at or above wave base; and Facies 3, a massive fine-grained biosparite, interpreted as reworked shoal sediment deposited during renewed transgression in late Becraft time. The Becraft shoal formed in the strait connecting the Helderberg and New England seas which first opened late in the Gedinnian. A new time-stratigraphy is developed for the Becraft. The turning point from a regressive to a transgressive sedimentary sequence interpreted from the distribution of gypidulids and changes in sedimentary texture is used as a time-datum for defining the new time-stratigraphic relationships.","abstract_html":"The Becraft Formation from the Lower Devonian of eastern New York is a crinoid-brachiopod calcarenite which represents a combination of regressive and transgressive lithologies. Three lithofacies are recognized within the Becraft: Facies 1, a shale and biomicrite interbedded with biosparite, deposited in a tran­sitional environment between an offshore zone of mud deposition and an above wave base shoal environment; Facies 2, a massive biosparrudite and biosparite, the prograding shoal, deposited at or above wave base; and Facies 3, a massive fine-grained biosparite, interpreted as reworked shoal sediment deposited during renewed transgression in late Becraft time. The Becraft shoal formed in the strait connecting the Helderberg and New England seas which first opened late in the Gedinnian. A new time-stratigraphy is developed for the Becraft. The turning point from a regressive to a transgressive sedimentary sequence interpreted from the distribution of gypidulids and changes in sedimentary texture is used as a time-datum for defining the new time-stratigraphic relationships.","abstract_has_math":false,"creators":["Arif, Abu"],"institution":"Temple University. Libraries","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Anderson, E. J. (Edwin Joseph), 1939-"],"committee_chairs":[],"committee_members":["Goodwin, Peter W.","Ulmer, Gene Carleton, 1937-2015"],"year":1973,"date_issued":"1973","date_published":"1973","updated_at":"2026-08-21T22:21:56Z","subjects":["Geology","Environmental science"],"languages":["eng"],"rights":["IN COPYRIGHT- This Rights Statement can be used for an Item that is in copyright. Using this statement implies that the organization making this Item available has determined that the Item is in copyright and either is the rights-holder, has obtained permission from the rights-holder(s) to make their Work(s) available, or makes the Item available under an exception or limitation to copyright (including Fair Use) that entitles it to make the Item available."],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/20.500.12613/8429","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"source_record":{"url":"https://scholarshare.temple.edu/server/oai/request?verb=GetRecord&metadataPrefix=dim&identifier=oai%3Ascholarshare.temple.edu%3A20.500.12613%2F8429","prefix":"dim"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Anderson, E. J. 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Using this statement implies that the organization making this Item available has determined that the Item is in copyright and either is the rights-holder, has obtained permission from the rights-holder(s) to make their Work(s) available, or makes the Item available under an exception or limitation to copyright (including Fair Use) that entitles it to make the Item available."]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/20.500.12613/8429"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The Becraft Formation from the Lower Devonian of eastern New York is a crinoid-brachiopod calcarenite which represents a combination of regressive and transgressive lithologies. Three lithofacies are recognized within the Becraft: Facies 1, a shale and biomicrite interbedded with biosparite, deposited in a tran­sitional environment between an offshore zone of mud deposition and an above wave base shoal environment; Facies 2, a massive biosparrudite and biosparite, the prograding shoal, deposited at or above wave base; and Facies 3, a massive fine-grained biosparite, interpreted as reworked shoal sediment deposited during renewed transgression in late Becraft time. The Becraft shoal formed in the strait connecting the Helderberg and New England seas which first opened late in the Gedinnian. A new time-stratigraphy is developed for the Becraft. The turning point from a regressive to a transgressive sedimentary sequence interpreted from the distribution of gypidulids and changes in sedimentary texture is used as a time-datum for defining the new time-stratigraphic relationships."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["M.A."]},{"key":"dc:title","label":"Title","values":["Lithofacies And Paleoenvironments Of The Becraft Formation (Lower Devonian) Of New York State"]}]}],"canonical_facts":{"dc:contributor.advisor":["Anderson, E. J. (Edwin Joseph), 1939-"],"dc:contributor.committeemember":["Goodwin, Peter W.","Ulmer, Gene Carleton, 1937-2015"],"dc:creator":["Arif, Abu"],"dc:date.accessioned":["2023-05-17T19:33:10Z"],"dc:date.available":["2023-05-17T19:33:10Z"],"dc:date.issued":["1973"],"dc:description.abstract":["The Becraft Formation from the Lower Devonian of eastern New York is a crinoid-brachiopod calcarenite which represents a combination of regressive and transgressive lithologies. Three lithofacies are recognized within the Becraft: Facies 1, a shale and biomicrite interbedded with biosparite, deposited in a tran­sitional environment between an offshore zone of mud deposition and an above wave base shoal environment; Facies 2, a massive biosparrudite and biosparite, the prograding shoal, deposited at or above wave base; and Facies 3, a massive fine-grained biosparite, interpreted as reworked shoal sediment deposited during renewed transgression in late Becraft time. The Becraft shoal formed in the strait connecting the Helderberg and New England seas which first opened late in the Gedinnian. A new time-stratigraphy is developed for the Becraft. The turning point from a regressive to a transgressive sedimentary sequence interpreted from the distribution of gypidulids and changes in sedimentary texture is used as a time-datum for defining the new time-stratigraphic relationships."],"dc:description.degree":["M.A."],"dc:identifier.uri":["http://hdl.handle.net/20.500.12613/8429"],"dc:language.iso":["eng"],"dc:publisher":["Temple University. Libraries"],"dc:rights":["IN COPYRIGHT- This Rights Statement can be used for an Item that is in copyright. 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