Definición de la Formación Cehegín para los carbonatos de faciès Muschelkalk depositados en un área intermedia-externa del Paleomargen Sudibérico

The Cehegín Formation (Ladinian) is defined as a formal lithostratigraphic unit to characterize the Muschelkalk facies deposited on intermediate-external area of the southern Iberian continental margin. This formation consists of dark limestones and marly limestones. Two main members can be distingu...

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Detalhes bibliográficos
Autores: Pérez Valera, Fernando, Pérez López, A., Pérez Valera, J. Alberto
Tipo de documento: artigo
Data de publicação:2005
País:España
Recursos:Universidad Complutense de Madrid (UCM)
Repositório:Docta Complutense
Idioma:espanhol
OAI Identifier:oai:docta.ucm.es:20.500.14352/52494
Acesso em linha:https://hdl.handle.net/20.500.14352/52494
Access Level:Acceso aberto
Palavra-chave:551.7
Muschelkalk
Triassic
Lithostratigraphic unit
Betic Cordillera
Epicontinental
Geología estratigráfica
2506.19 Estratigrafía
Descrição
Resumo:The Cehegín Formation (Ladinian) is defined as a formal lithostratigraphic unit to characterize the Muschelkalk facies deposited on intermediate-external area of the southern Iberian continental margin. This formation consists of dark limestones and marly limestones. Two main members can be distinguished in this formation. In the lower member, two o three massive carbonate thick beds appear with bedded marly limestone intercalations. The upper member consists of a more marly succession of carbonate beds with burrows and intercalations of bioclastic limestone. Pot and gutter casts are frequent in the lower member, and tempestites occur mainly in the upper member. The sediments of this formations are interpreted as epicontinental marine deposits. The holostratotype, parastratotypes and hypostratotype which characterize this formation in the Betic Cordillera are described.