Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)

This study analyses the Roman hydraulic system linked to Las Médulas gold mining complex in Northwest Iberia. The research includes a detailed mapping and assessment of the hydraulic network, which extends over 1110 km, using advanced geomatic techniques and an innovative script for tracing canals i...

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Main Authors: Javier Fernández-Lozano, Iván González-Pérez, Ángel González-Abajo, Enoc Sanz-Ablanedo, José Ramón Rodríguez-Pérez
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Geosciences
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Online Access:https://www.mdpi.com/2076-3263/15/1/13
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author Javier Fernández-Lozano
Iván González-Pérez
Ángel González-Abajo
Enoc Sanz-Ablanedo
José Ramón Rodríguez-Pérez
author_facet Javier Fernández-Lozano
Iván González-Pérez
Ángel González-Abajo
Enoc Sanz-Ablanedo
José Ramón Rodríguez-Pérez
author_sort Javier Fernández-Lozano
collection DOAJ
description This study analyses the Roman hydraulic system linked to Las Médulas gold mining complex in Northwest Iberia. The research includes a detailed mapping and assessment of the hydraulic network, which extends over 1110 km, using advanced geomatic techniques and an innovative script for tracing canals implemented in Matlab. The study reveals previously unidentified canals, improves existing cartographic representations, and addresses water sourcing and canal distribution uncertainties. It identifies 41 canals distributed between La Cabrera and El Bierzo regions, (33 and 8, respectively), with 14 canals supplying water to Las Médulas. Our study also provides evidence that this canal system had a wider purpose than simply supplying the mining works at Las Médulas. Furthermore, the findings presented here challenge established assumptions about the system’s water sources and offer new insights into how this outstanding canal system was built. Thus, this work not only provides a detailed map of the Las Médulas hydraulic system but also constitutes a model for an effective methodological approach for studying similar ancient hydraulic systems worldwide.
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issn 2076-3263
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publishDate 2025-01-01
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series Geosciences
spelling doaj-art-759631528a0c42b1b4875a32381595992025-01-24T13:34:09ZengMDPI AGGeosciences2076-32632025-01-011511310.3390/geosciences15010013Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)Javier Fernández-Lozano0Iván González-Pérez1Ángel González-Abajo2Enoc Sanz-Ablanedo3José Ramón Rodríguez-Pérez4Dpto. de Tecnología Minera, Topografía y Estructuras, ESTI Minas, Universidad de León, Campus de Vegazana s/n, 24071 León, SpainDpto. de Tecnología Minera, Topografía y Estructuras, ESTI Minas, Universidad de León, Campus de Ponferrada s/n, 24401 Ponferrada, SpainAsociación Teleno Libre, La Bañeza, 24750 León, SpainDpto. de Tecnología Minera, Topografía y Estructuras, ESTI Minas, Universidad de León, Campus de Ponferrada s/n, 24401 Ponferrada, SpainDpto. de Tecnología Minera, Topografía y Estructuras, ESTI Minas, Universidad de León, Campus de Ponferrada s/n, 24401 Ponferrada, SpainThis study analyses the Roman hydraulic system linked to Las Médulas gold mining complex in Northwest Iberia. The research includes a detailed mapping and assessment of the hydraulic network, which extends over 1110 km, using advanced geomatic techniques and an innovative script for tracing canals implemented in Matlab. The study reveals previously unidentified canals, improves existing cartographic representations, and addresses water sourcing and canal distribution uncertainties. It identifies 41 canals distributed between La Cabrera and El Bierzo regions, (33 and 8, respectively), with 14 canals supplying water to Las Médulas. Our study also provides evidence that this canal system had a wider purpose than simply supplying the mining works at Las Médulas. Furthermore, the findings presented here challenge established assumptions about the system’s water sources and offer new insights into how this outstanding canal system was built. Thus, this work not only provides a detailed map of the Las Médulas hydraulic system but also constitutes a model for an effective methodological approach for studying similar ancient hydraulic systems worldwide.https://www.mdpi.com/2076-3263/15/1/13MatlabRoman hydraulic systemgold miningLas MédulasGIS
spellingShingle Javier Fernández-Lozano
Iván González-Pérez
Ángel González-Abajo
Enoc Sanz-Ablanedo
José Ramón Rodríguez-Pérez
Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
Geosciences
Matlab
Roman hydraulic system
gold mining
Las Médulas
GIS
title Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
title_full Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
title_fullStr Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
title_full_unstemmed Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
title_short Absent Voices and Unwarranted Presences: A Combined Multi-Approach to Mapping the Roman Hydraulic System Supplying Las Médulas Gold Mine (NW, Iberia)
title_sort absent voices and unwarranted presences a combined multi approach to mapping the roman hydraulic system supplying las medulas gold mine nw iberia
topic Matlab
Roman hydraulic system
gold mining
Las Médulas
GIS
url https://www.mdpi.com/2076-3263/15/1/13
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