Bronze Age Mining in Southeast Spain. New Copper Mines from the Jandula and Yeguas Valleys, Sierra Morena
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BRONZE AGE MINING IN SOUTHEAST SPAIN. NEW COPPER MINES FROM THE JANDULA AND YEGUAS VALLEYS, SIERRA MORENA Luis Arboledas-Martínez*, Charles Bashore*, Eva Alarcón-García*, Francisco Contreras-Cortés*, Auxilio Moreno-Onorato* y Juan Jesús Padilla-Fernández** Abstract Resumen Bronze Age mining in the southeast of the La minería de la Edad del Bronce en el sur- Iberian Peninsula has been traditionally scarcely este de la Península Ibérica ha sido escasamente researched, but this frame has changed recently tratada por la investigación. Este panorama ha thanks to the identification of a great number of cambiado recientemente gracias a la identifi- mining evidence identified during the fieldwork cación de numerosas evidencias mineras duran- campaigns in the Rumblar and Jándula Valleys te los trabajos de campo realizados en los valles between 2009-2014. Specifically, in this paper del Rumblar y Jándula entre 2009-2014. Con- we will be presenting the mining exploitations cretamente, en este articulo analizamos las ex- discovered during the archaeo-mining surveys plotaciones mineras halladas en la prospección carried out during the summer of 2014. During arqueominera realizada en los valles del Jándula- this campaign we have been able to identify a Yeguas en el verano de 2014. Esta actuación ha large assembly of material culture, mainly stone proporcionado una amplia gama de cultura ma- tools and ceramics that prove that these mines terial, fundamentalmente herramientas de pie- were exploited in Recent Prehistory. The analysis dra y cerámica, que evidencian que estas minas of the archaeological remains and the archaeo- fueron laboreadas durante la Prehistoria Recien- metric data prove the importance of the mining te. El análisis de los restos arqueológicos y los da- and metallurgical activity carried out in eastern tos arqueometricos muestran la importancia de Sierra Morena by the communities that lived la actividad minera y metalúrgica llevada a cabo there between 2200-900 BC, revealing this area en Sierra Morena oriental por las comunidades as one of the main production centers for copper entre el 2200-900 BC, situándose como uno de and silver in the southeast of the Peninsula. los principales centros productores de cobre y plata del sureste peninsular. Key words: Prehistoric mines, copper, silver, stone tools, south of the Iberian Peninsula, Si- Palabras clave: Minas prehistóricas, cobre, erra Morena, Bronze Age, archaeological survey. plata, herramientas de piedra, sur de la Penín- sula Ibérica, Sierra Morena, Edad del Bronce, prospección arqueológica. * Department of Prehistory and Archaeology of the Uni- versity of Granada, Faculty of Philosophy and Leters, Campus de la Cartuja s/n, 18071, Granada. INTRODUCTION ** Department of Prehistory of the Complutense Univer- sity of Madrid, Faculty of History and Geography, Build- The production of metals and their distri- ing B, C/Profesor Aranguren s/n, Ciudad Universitaria, bution has been a key element in the historio- 28040, Madrid. graphic debate on the development and social- 49 economic organization of III-II millennium B.C. of Peñalosa (Baños de la Encina, Jaén) (Contreras communities of the south of the Iberian Penin- Cortes 2000). The entire metallurgical produc- sula. On one hand, since the decade of the 1970s tion process for copper has been documented at different researchers have stressed that the pro- this Argaric settlement with the exception of min- cess of metallurgical craft specialization was key ing. Because of this, one of our main objectives in the social stratification of Bronze Age com- was to locate and analyze the copper and silver munities (Lull Santiago 1983; Lull Santiago et mines in the region, and determine their influ- al. 2010; Moreno Onorato and Contreras Cortés ence on the territorial organization during the 2010). On the other hand, some consider metal- different periods of antiquity as well as their envi- lurgy to be a secondary element within this pro- ronmental impact. With this plan we prepared a cess that would not require a full time specializa- series of interventions that united both fieldwork tion; its development would be a consequence of (archaeo-mining surveys of the eastern valleys of social stratification and not a cause, and would Sierra Morena, excavation of the Polígono and be a part of the changes occurred in the organi- José Martín Palacios mines, etc) and lab work zation of substantial production (Gilman 1987; (quantitative and qualitative archaeometric analy- Montero Ruiz and Murillo Barroso 2010). sis, provenance analysis, etc.) that are still being But within the debate on the importance of carried out (Arboledas Martínez y Contreras Cor- metal production there is a substantial element tés 2010; Arboledas Martínez et al. 2015; Bar- that has been left out: mining. In the Iberian telheim et al. 2012; Contreras Cortés et al. 2005; Peninsula, the studies centered on prehistoric 2014; Moreno Onorato et al. 2010). mining have had a scarce development with In this paper we will present and analyze the the exception of the areas of Asturias-León and prehistoric mining evidence we have document- the province of Huelva (Blanco Freijeiro and ed during the archaeological surveys carried Rothenberg 1981; Blas Cortina 2013). Until the out during the summer of 2014 and spring of publication of the ancient mines and foundries 2015 in the Jándula and Yeguas Valleys (Natural catalogue of the Iberian Peninsula, written by C. Park of Sierra de Andújar) (Arboledas Martínez, Domergue in 1987, the existing data on prehis- forthcoming). These are the first mines from the toric mines on the southeast of the Peninsula was limited to sporadic and general information col- Southeast, next to the Polígono and José Mar- tín Palacios mines in Baños de la Encina (Jaén) lected by mining engineers from the late XIX and and Cerro Minado in Huercal-Overa (Almería), early XX centuries, reports that usually lack ar- 1 chaeological information (Mesa y Álvarez 1890). that can clearly be ascribed to Recent Prehistory Domergue documented 11 mining exploitations (Arboledas Martínez and Contreras Cortés 2010; distributed throughout the whole Southeast with Arboledas Martínez et al. 2015; Escanilla Artigas ofite and diorite stone hammers, which he con- and Delgado Rack 2015). sidered belonged to Recent Prehistory. Eight of these eleven mines were concentrated in the Ján- dula basin –the mines of Navalasno, Los Escoria- MINERAL RESOURCES IN THE AREA les or Arroyo de Valquemado– (Domergue 1987: OF INTEREST 254-261). His research was based on field work, unpublished reports from mining engineers The surveyed mining area is located within the from the Archive of S.M.M. Peñarroya, as well as Natural Park of Sierra de Andújar, in the eastern the research carried out by M. Corchado y Soria- part of Sierra Morena, in the northeast quadrant no (1962), mainly at the mine of Los Escoriales. of the Province of Jaen. The park includes more In the past few years, the panorama has than 40 private and public estates with an exten- changed thanks to the archaeological campaigns sion of over 70.000 hectares. At the moment we carried out by the Peñalosa Project in the east- have surveyed the public estates of Lugar Nuevo, ern foothills of Sierra Morena (Contreras Cortés Selladores-Contadero, Valquemado and the pri- et al. 2005; Arboledas Martínez 2010; Arboledas vate estates of La Lastrilla and El Poyuelo, which Martínez et al. 2015; forthcoming) and the Bas- all adds up to approximately 7% of the total ex- tida Project in the northern areas of the prov- tension of the Park. These mining areas corre- inces of Almería and Murcia (Delgado Rack et al. spond to the middle and upper Yeguas and Ján- 2014; Escanilla Artigas and Delgado Rack 2015). dula River Valleys, tributaries to the Guadalquivir Since 2001, our team is giving a strong im- River, and belong to the municipalities of Mar- pulse to the research on prehistoric and ancient molejo and Andújar (Jaén) (Fig. 1). mining and metallurgy in the south of the Penin- sula (especially in the Upper Guadalquivir), add- 1 In the summery presented at the IV Archaeometallurgy in ing new data to the information from the 1980s Europe Conference we indicated that the intention was to present by carrying out a series of archaeological surveys the results from the lead isotope analysis that are being carried out on the mineral samples that were recover from this mines with the in the Jándula, Rumblar, Guadiel and Guadali- objective of characterizing their isotopic range and determining mar River Valleys, as well as the systematic exca- their distribution, but it has been impossible to obtain the results vation of the Bronze Age metallurgical settlement before the presentation of this paper. 50 FIGURE 1. Prehistoric mines and recent Prehistoric settlements in eastern Sierra Morena. 0. Los Candalares, 1. Peñón Águila, 2. Barranco Valpeñoso, 3. Revuelta Molinicos, 4. Los Castellones, 5. Arroyo Grieta, 6. Mingorramos, 7. Navalasno, 8. Nava de la Cabrera, 9. Las Minetas, 10. Las Minetas II, 11. Laguna Llanillos, 12. Casa Valquemado, 13. Cerro los Venados, 14. Arroyo Aliseda, 15. Fresnedillo, 16. Salas de Galiarda, 17. Poligono, 18. José Palacios, 19. Arrayanes, 20. Cabrerizas, 21. Candalares, 22. Contadero, 23. Valtravieso, 24. Atalayón, 25. La Lancha, 26. Casa Peral, 27. Lagunilla, 28. Cerro Tornero, 29. Cerro Atalaya, 30. Cerro Buenaplata, 31. Peñalosa, 32. Verónica, 33. Los Castillejos, 34. Cerro de la Atalaya, 35. Ba- surero, 36. Castillo de Baños de la Encina, 37. Cerro de las Obras, 38. La Majada, 39. Sevilleja, 40. Ctjo. Sancho, 41. Fuente Nueva, 42. Est. Espeluy, 43. Guadiel Norte, 44. El Castillo, 45. Torrecillas, 46. Cerro Castellones, 47. Cerro Pelao, 48. Cerro del Cura, 49. Casa vieja de Valquemado, 50. Cerro de las Casas, 51. Castro de la Magdalena, 52Morquigüelo, 53. Piedras Bermejas, 54. Cerro de la Burraca, 55. Cortijo Salcedo, 56. Cerro Barragán, 57.