{"id":"https://openalex.org/W2079415336","doi":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","title":"Geochemistry of the Hydrocarbons from the Orinoco Belt: Eastern Venezuela Basin","display_name":"Geochemistry of the Hydrocarbons from the Orinoco Belt: Eastern Venezuela Basin","publication_year":1993,"publication_date":"1993-01-01","ids":{"openalex":"https://openalex.org/W2079415336","doi":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","mag":"2079415336"},"language":"en","primary_location":{"id":"doi:10.1306/d9cb6abf-1715-11d7-8645000102c1865d","doi":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","is_oa":false,"landing_page_url":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","pdf_url":null,"source":{"id":"https://openalex.org/S144020083","display_name":"AAPG Bulletin","issn_l":"0149-1423","issn":["0149-1423","1522-1423","1558-9153"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310316082","host_organization_name":"American Association of Petroleum Geologists","host_organization_lineage":["https://openalex.org/P4310316082"],"host_organization_lineage_names":["American Association of Petroleum Geologists"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AAPG Bulletin","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017744510","display_name":"Fernando Cassani","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"CASSANI, FERNANDO, Exproil Consulta","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5017744510"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.23695866,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"77","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.7890999913215637,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.7890999913215637,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11630","display_name":"Petroleum Processing and Analysis","score":0.20190000534057617,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13193","display_name":"Geological Studies and Exploration","score":0.0034000000450760126,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/orinoco-belt","display_name":"Orinoco Belt","score":0.8550000190734863},{"id":"https://openalex.org/keywords/heavy-oil","display_name":"heavy oil","score":0.765999972820282},{"id":"https://openalex.org/keywords/bitumen","display_name":"bitumen","score":0.8379999995231628},{"id":"https://openalex.org/keywords/hydrocarbon-geochemistry","display_name":"hydrocarbon geochemistry","score":0.8349999785423279},{"id":"https://openalex.org/keywords/biomarkers","display_name":"biomarkers","score":0.7350000143051147},{"id":"https://openalex.org/keywords/steranes","display_name":"steranes","score":0.9710000157356262},{"id":"https://openalex.org/keywords/triterpanes","display_name":"triterpanes","score":0.9909999966621399},{"id":"https://openalex.org/keywords/aromatic-steroids","display_name":"aromatic steroids","score":0.8840000033378601},{"id":"https://openalex.org/keywords/phenanthrene","display_name":"phenanthrene","score":0.8870000243186951},{"id":"https://openalex.org/keywords/petroporphyrins","display_name":"petroporphyrins","score":0.9769999980926514},{"id":"https://openalex.org/keywords/biodegradation","display_name":"biodegradation","score":0.8849999904632568},{"id":"https://openalex.org/keywords/mixed-oil","display_name":"mixed oil","score":0.8539999723434448},{"id":"https://openalex.org/keywords/cretaceous-source-rocks","display_name":"Cretaceous source rocks","score":0.890999972820282},{"id":"https://openalex.org/keywords/source-rock-maturity","display_name":"source rock maturity","score":0.8259999752044678},{"id":"https://openalex.org/keywords/shallow-reservoirs","display_name":"shallow reservoirs","score":0.6499999761581421},{"id":"https://openalex.org/keywords/eastern-venezuela-basin","display_name":"Eastern Venezuela Basin","score":0.5040000081062317}],"concepts":[{"id":"https://openalex.org/C126559015","wikidata":"https://www.wikidata.org/wiki/Q1988844","display_name":"Source rock","level":3,"score":0.8787282705307007},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.8100195527076721},{"id":"https://openalex.org/C157021035","wikidata":"https://www.wikidata.org/wiki/Q696715","display_name":"Biodegradation","level":2,"score":0.6608808040618896},{"id":"https://openalex.org/C101433766","wikidata":"https://www.wikidata.org/wiki/Q3543263","display_name":"Maturity (psychological)","level":2,"score":0.6574052572250366},{"id":"https://openalex.org/C109007969","wikidata":"https://www.wikidata.org/wiki/Q749565","display_name":"Structural basin","level":2,"score":0.6068570613861084},{"id":"https://openalex.org/C12294951","wikidata":"https://www.wikidata.org/wiki/Q44626","display_name":"Cretaceous","level":2,"score":0.5753326416015625},{"id":"https://openalex.org/C17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","level":1,"score":0.5379126667976379},{"id":"https://openalex.org/C167195282","wikidata":"https://www.wikidata.org/wiki/Q108573225","display_name":"Hopanoids","level":4,"score":0.496692955493927},{"id":"https://openalex.org/C2987168347","wikidata":"https://www.wikidata.org/wiki/Q22656","display_name":"Crude oil","level":2,"score":0.4781171381473541},{"id":"https://openalex.org/C2777207669","wikidata":"https://www.wikidata.org/wiki/Q43648","display_name":"Hydrocarbon","level":2,"score":0.4676836133003235},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.33492201566696167},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.2579895853996277},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.12741896510124207},{"id":"https://openalex.org/C78762247","wikidata":"https://www.wikidata.org/wiki/Q1273174","display_name":"Petroleum engineering","level":1,"score":0.11130788922309875},{"id":"https://openalex.org/C138496976","wikidata":"https://www.wikidata.org/wiki/Q175002","display_name":"Developmental psychology","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1306/d9cb6abf-1715-11d7-8645000102c1865d","doi":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","is_oa":false,"landing_page_url":"https://doi.org/10.1306/d9cb6abf-1715-11d7-8645000102c1865d","pdf_url":null,"source":{"id":"https://openalex.org/S144020083","display_name":"AAPG Bulletin","issn_l":"0149-1423","issn":["0149-1423","1522-1423","1558-9153"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310316082","host_organization_name":"American Association of Petroleum Geologists","host_organization_lineage":["https://openalex.org/P4310316082"],"host_organization_lineage_names":["American Association of Petroleum Geologists"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AAPG Bulletin","raw_type":"journal-article"},{"id":"mag:2079415336","doi":null,"is_oa":false,"landing_page_url":"http://www.osti.gov/scitech/biblio/5942118-geochemistry-hydrocarbons-from-orinoco-belt-eastern-venezuela-basin","pdf_url":null,"source":{"id":"https://openalex.org/S144020083","display_name":"AAPG Bulletin","issn_l":"0149-1423","issn":["0149-1423","1522-1423","1558-9153"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","norway-2","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310316082","host_organization_name":"American Association of Petroleum Geologists","host_organization_lineage":["https://openalex.org/P4310316082"],"host_organization_lineage_names":["American Association of Petroleum Geologists"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"AAPG Bulletin","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1603912602","https://openalex.org/W1981119702","https://openalex.org/W3040786556","https://openalex.org/W2020901838","https://openalex.org/W1483061358","https://openalex.org/W2127084443","https://openalex.org/W1604240464","https://openalex.org/W3095769102","https://openalex.org/W2054548809","https://openalex.org/W4200190191"],"abstract_inverted_index":{"A":[0],"regional":[1],"study":[2],"has":[3,28],"been":[4,29,165,182],"performed":[5],"on":[6],"the":[7,14,18,80,83,87,104,124,133,139,154,168,174,190],"heavy":[8,66],"crude":[9,134],"oils":[10,68,135,193],"and":[11,40,44,69,85,93,136,151,158,176,194],"bitumens":[12,70,137,152,195],"from":[13,72,153,167,184,200],"Orinoco":[15,140],"belt":[16],"in":[17,62,95,116,138],"Eastern":[19],"Venezuela":[20],"Basin.":[21],"The":[22,65,111,149],"geochemical":[23],"characterization":[24],"of":[25,82,89,106,113,118,126,132,173],"these":[26,114],"hydrocarbons":[27,115],"achieved":[30],"using":[31],"biological":[32],"marker":[33],"compounds":[34],"including":[35],"steranes,":[36],"triterpanes,":[37],"aromatic":[38],"steroids":[39],"phenantrenes":[41],"(GC-MS":[42],"techniques)":[43],"petroporphyrins":[45],"(analyzed":[46],"by":[47,123],"HPLC)":[48],"as":[49,51],"well":[50],"general":[52],"parameters":[53],"(S.A.R.A.":[54],"composition,":[55],"GC":[56],"results,":[57],"API":[58,143],"gravity,":[59],"etc.)":[60],"determined":[61],"previous":[63],"work.":[64],"crudes":[67,150],"originated":[71],"early":[73],"mature":[74],"Cretaceous":[75],"source":[76,187,201],"rocks":[77,202],"located":[78],"at":[79,203],"North":[81],"basin":[84],"are":[86],"result":[88],"severe":[90],"biodegradation":[91,119],"processes":[92],"accumulation":[94],"shallow":[96],"reservoirs.":[97],"Biodegradation":[98],"shows":[99],"different":[100,186],"patterns":[101],"according":[102],"to":[103,163,180,197],"type":[105],"location":[107],"(surface":[108],"or":[109],"subsurface).":[110],"classification":[112],"terms":[117],"was":[120],"further":[121],"complicated":[122],"identification":[125],"mixed":[127],"oils,":[128],"which":[129],"include":[130],"most":[131],"Belt":[141],"with":[142],"gravities":[144],"higher":[145],"than":[146],"9-10":[147],"API.":[148],"Cerro":[155],"Negro,":[156],"Hamaca,":[157],"eastern":[159],"Zuata":[160,178],"areas":[161],"seem":[162,179,196],"have":[164,181],"generated":[166,183],"same":[169],"source,":[170],"while":[171],"those":[172],"Machete":[175,191],"western":[177],"a":[185],"rock.":[188],"Furthermore,":[189],"area":[192],"be":[198],"generatedmore\u00a0\u00bb":[199],"lower":[204],"maturity":[205],"stages.\u00ab\u00a0less":[206]},"counts_by_year":[],"updated_date":"2026-09-11T09:22:31.653822","created_date":"2016-06-24T00:00:00"}
