| Table of contents Min. Geol. vol.39 no.2 Moa Apr.-June 2023 ORIGINAL ARTICLE | | | | · Composition and source area of the sandstones of the San Cayetano formation Álvarez-Ortíz, Iris; Cruz-Gámez, Esther M.; Cobiella-Reguera, Jorge L.; Cáceres-Govea, Dámaso
| | | | · Petrographic characterization of a metamorphosed rocks sequence from Calentura Arriba (Moa) Espinosa-Borges, Angel Eduardo; Carballo-Peña, Alain; Matos-Pérez, Keilín; Valdés-Mariño, Yurisley; González-Romero, José Antonio
| | | | · Probable scenarios in the production of asphalt from heavy crude oil in Cuban refineries Beyra-Fernández, Dayana María; Ruiz-Quintana, Juan; Ramírez-Pérez, María Caridad; Pons-Herrera, José; Beira-Fontaine, Eduardo
| | | | · Provision for mine closure in Cuba Cruz-Ricardo, Rolando; Toro-Ríos, José Carlos del
| | | | · Importance of ethical-environmental relations in mining: a sustainability approach Rodríguez, Efraín Santos
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