2 Tectonic setting of Comondú group: a discussion on alternative interpretations

The Comondú group is a key element in the tectonic evolution of the Gulf of California. This session will discuss different intepretations of Comondú group based on geologic and structural information and geochornology

Wednesday, 22 April 2026
10:00 AM - 12:00 PM
LMH, Deli

Participants

• Chair Luca Ferrari
• Chair Mariano Cerca

Presentations

• 10:05 AM
  Rethinking the Comondú Group: Early Miocene Extension in a Transitional Forearc Setting
  Mariano Cerca, Instituto de Geociencias, Juriquilla, Queretaro and José Jorge Aranda-Gómez, Instituto de Geociencias, Juriquilla, Queretaro and José Antonio Pérez-Venzor, Departamento de Ciencias de la Tierra, La Paz, Baja California and Yam Zul Ocampo-Díaz, Facultad de Ingeniería, San Luis Potosí, San Luis Potosí and Pablo Dávila-Harris, Geociencias Aplicadas, San Luis Potosí, San Luis Potosí and Gabriel Chávez-Cabello, Facultad de Ciencias de la Tierra, Linares, Nuevo León and César Francisco Ramírez-Peña, Facultad de Ciencias de la Tierra, Linares, Nuevo León
  410977 (Technical Sessions)
• 10:20 AM
  Large scale soft sediment Early Miocene deformation in a weak volcanosedimentary substrate: Sierra La Giganta, Baja California Sur, México
  José Jorge Aranda-Gómez, Instituto de Geociencias, Juriquilla, Queretaro and Mariano Cerca, Instituto de Geociencias, Juriquilla, Queretaro and Pablo Dávila-Harris, Geociencias Aplicadas, San Luis Potosi, San Luis Potosi and José Antonio Pérez-Venzor, Departamento de Ciencias de la Tierra, La Paz, Baja California Sur and Gabriel Chávez-Cabello, Facultad de Ciencias de la Tierra, Linares, Nuevo León and Yam Zul Ocampo-Díaz, Facultad de Ingeniería, San Luis Potosí, San Luis Potosí and César Francisco Ramírez-Peña, Facultad de Ciencias de la Tierra, Linares, Nuevo León and Edgar Juárez-Arriaga, Instituto de Geociencias, Juriquilla, Queretaro
  410950 (Technical Sessions)
• 10:35 AM
  Oligocene-Miocene volcano-sedimentary record in southern Baja California: implications for a rift-related origin for the Comondú Group
  Luca Ferrari, UNAM - Campus Juriquilla, Instituto de Geociencias, Juriquilla, QRO and Scott Bryan, Queensland University of Technology, Brisbane, Queensland and Teresa Orozco-Esquivel, UNAM Campus Juriquilla, Instituto de Geociencias, Queretaro, QRO and Lisel Durán Calderón, Harbour Energy, Mexico City, Ciudad de Mexico
  410904 (Technical Sessions)
• 10:50 AM
  Early Rifting in the Southern Gulf of California from Integration of Marine Geology, Seismic Profiles, and Geochronology: Implication for the Tectonic Setting of the Comondú group
  Luca Ferrari, UNAM - Campus Juriquilla, Instituto de Geociencias, Juriquilla, QRO and Mario Gonzalez, CICESE, Ensenada, Baja California and Teresa Orozco-Esquivel, UNAM Campus Juriquilla, Instituto de Geociencias, Queretaro, QRO and Margarita Lopez Martinez, CICESE, Ensenada, BC and Cristian Gallegos, CICESE, Ensenada, BC and Sergio Arregui, CICESE, Ensenada, BC and Agustin Mastache, CICESE, Ensenada, BC
  410844 (Technical Sessions)
• 11:05 AM
  Chronology of faults in Tembabichi region affecting the Comondú sequence in Baja California Sur
  Diego Gracia-Marroquín, Instituto de Geociencias, UNAM, Querétaro, Querétaro and Mariano Cerca, Instituto de Geociencias, Queretaro, Queretaro
  410795 (Technical Sessions)