Vol. 42 No. 2 (2025)

Vol. 42 No. 2 (2025)

Published August 1, 2025
https://doi.org/10.22201/igc.20072902e.2025.2
Revista Mexicana de Ciencias Geológicas. Vol. 42, num. 2, August 2025

Cover image: Recumbent isoclinal fold in Lower Cretaceous metalimestone beds which are part of the lower plate of the Magdalena-Madera metamorphic core complex in the Las Jarillas-El Potrero mountain ranges, northern Sonora. Photo: Carlos M. González León. See related paper by Sánchez-Navarro et al. In this issue. https://www.rmcg.unam.mx/index.php/rmcg/article/view/1838

Covers

Covers, Revista Mexicana de Ciencias Geológicas, vol. 42, num. 2, August 2025
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Regular Papers

The Querétaro Seismic Network, new monitoring infrastructure in central Mexico
Juan Martin Gómez-González, Lucía Capra Pedol , Víctor Hugo Márquez Ramírez
44-59
https://doi.org/10.22201/igc.20072902e.2025.2.1853
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Mineralogical characterization of gold alluvial sands preconcentrates in the mining districts of Huepetuhe and Delta 1, Madre de Dios Department, Peru
Daniel Merino, Mery Gómez-Marroquín, Kevin Telmer, Cesar Paccha
60-72
https://doi.org/10.22201/igc.20072902e.2025.2.1857
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Pore structure of surficial samples from Los Humeros volcanic complex, revealed from scanning electron microscopy and X-ray microtomography images
Sandra Vega, Jonathan de la Rosa-Maldonado, Irving Reyna-Bustos , Gerardo Carrasco-Núñez
73-92
https://doi.org/10.22201/igc.20072902e.2025.2.1846
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SPECIAL SECTION: The Estación Regional del Noroeste: 50 years of UNAM presence in northwestern Mexico

Geology and geochronology of the Magdalena-Madera metamorphic core complex lower plate in the sierras Las Jarillas-El Potrero, northern Sonora
Teresita Sánchez Navarro, Michelle Vázquez Salazar, Carlos M. González-León, Luigi A. Solari, Anne E. Egger, Teresa Orozco-Esquivel, Margarita López-Martínez, Jonathan A. Nourse, Ofelia Pérez Arvizu, Rufino Lozano-Santacruz
93-112
https://doi.org/10.22201/igc.20072902e.2025.2.1838
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Invited Section: Geosciences and Society

Reflections on geological heritage as a cultural and natural asset at geothermal sites
Driselda Sánchez-Aguirre, Héctor González-García, Carles Canet
113-123
https://doi.org/10.22201/igc.20072902e.2025.2.1861
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