Manuel Fernández de Castro y Suero (1825-1895), director of the Commission for the Geological Map of Spain

An updated biography of the mining engineer Manuel Fernández de Castro y Suero (1825-1895), who was head Commission for Geological Map Spain between 1873 and 1895, is presented. Through different documentary we have approached to both his family ancestry in Greater Antilles, three stages professional career. The first one, completion engineering studies 1845 departure Cuba 1859; second, as Cuban Bureau Mines; third stage, not less important, director senator Cuba. became interested applications electricity, patenting 1853 a system electrical signals railway safety, later formulating an “electro-telluric” theory formation mineral deposits. He author geological map that important part Dominican Republic. founded, 1874, respectively, Spanish publishing series on geology: Memorias Boletín la Comisión del Mapa Geológico España. His work at decisive institutionalization construction national map, well ensure administrative continuity organization, current Mining Institute Spain.