 | | Journal (article/letter/editorial) | | Portela-Zambujal, Alfragide, 2720-866 Amadora, Portugal e-mail: diogo.rosa@ineti.pt D. R. N. Rosa Geol...Lisbon, Edifício C6, Piso 2, 1749-016 Lisbon, Portugal A. A. Finch School of Geography and Geosciences...Lisbon, Edifício C6, Piso 2, 1749-016 Lisbon, Portugal reported information, suggests that volcanism...Deposits include Neves-Corvo and Aljustrel in Portugal, and Rio Tinto and Aznalcóllar in Spain. The timing...diamonds—this study (CE Cercal, CA Caveira, AB Azinheira de Barros, LS Lousal, AJ Aljustrel, AL Albernoa, SB Serra |  | | Book | | MINERAL RESOURCES OF PORTUGAL Text prepared by Luís Plácido Martins CONTENTS 5 7 11 19 20 21...MINING BACKGROUND HISTORICAL OVERVIEW OF MINING IN PORTUGAL PRECIOUS METALS Galicia - Trás-os-Montes Zone...Business in Portugal KEY REFERENCES 3 PREAMBLE A complex and diversified geology endows Portugal with a...ornamental stones and some other mineral substances. Portugal is presently one of the main UE producers of copper...sulphide deposits like Neves-Corvo and Aljustrel, in Portugal, Rio Tinto, Sotiel, Los Frailes, Las Cruces, etc |  | de Oliveira, D. P. S., Matos, J. X., Rosa, C. J. P., Rosa, D. R. N., Figueiredo, M. O., Silva, T. P., Guimaraes, F., Carvalho, J. R. S., Pinto, A. M. M., Relvas, J. R. M. S., Reiser, F. K. M. (2011) The Lagoa Salgada Orebody, Iberian Pyrite Belt, Portugal. Economic Geology, 106 (7) 1111-1128 doi:10.2113/econgeo.106.7.1111 | Journal (article/letter/editorial) | | The Lagoa Salgada Orebody, Iberian Pyrite Belt, Portugal D. P. S. DE OLIVEIRA,1,† J. X. MATOS,2 C. J. P...Geologia (LNEG), Apartado 7586, 2611-901 Alfragide, Portugal and CREMINER (Centro de Recursos Minerais, Mineralogia...Universidade de Lisboa, Ed. C6, piso 3, 1749-016 Lisboa, Portugal 2 Laboratório Nacional de Energia e Geologia...(LNEG), Rua Frei Amador Arrais, R/C, 7801-902 Beja, Portugal 3 Laboratório Nacional de Energia e Geologia...Geologia (LNEG), Apartado 7586, 2611-901 Alfragide, Portugal, and CENIMAT/I3N, Materials Science Department |  | | Journal (article/letter/editorial) | | gegeben, und die Geologic der drei Grubenfelder Lousal (Portugal), La Zarza und Tharsis (Provinz Huelva, Spanien)...Iberian Peninsula from Seville to the westeoast of Portugal. Total reserves of aprox. 1.000 million tons of...geology of three mining districts is described: Lousal (Portugal), La Zarza and Tharsis (Huelva Province, Spain)...Ib6rique d6puis Seville jusqu'~ la eSte ouest du Portugal. Les r6serves totales repr6sentent environ 1.000...g6ologie de trois districts miniers d6crite: Lousal (Portugal), La Zarza et Tharsis ( p r o v i n c e de |  | Velasco-Acebes, Jesús, Tornos, Fernando, Kidane, Abiel T., Wiedenbeck, Michael, Velasco, Francisco, Delgado, Antonio (2019) Isotope geochemistry tracks the maturation of submarine massive sulfide mounds (Iberian Pyrite Belt) Mineralium Deposita, 54 (6) 913-934 doi:10.1007/s00126-018-0853-x | Journal (article/letter/editorial) | | area (e.g., Sotiel-Migollas, Tharsis, Neves Corvo, Lousal, Las Cruces, Aznalcóllar-Los Frailes or Masa Valverde)...sulfides in the southern IPB. The Sotiel-Migollas mine Sotiel-Migollas is one of the largest clusters of...underground mine for the production of pyrite and copper. In Miner Deposita 1905, the mine was sold to...Re-evaluation started in the 1960’s and, in 1980, the mine reopened by the state-owned Minas de Almagrera S...concentrates and hydrosulfuric acid. In 1997, the mine was privatized and sold to Navan Resources, which |  | | Journal (article/letter/editorial) | | deposits of the Iberian Pyrite Belt (Spain and Portugal), we examined numerous chert occurrences, both...but some of the large orebodies of the Province (Lousal, La Zarza, Tharsis, Planes-San Antonio body of...masivos de la Faja Pirõ tica IbeÂrica (EspanÄa y Portugal), se han examinado numerosos a¯oramientos de chert...exploracioÂn de sulfuros masivos. El chert se encuentra en dos niveles litoestratigra®cos principales (superior...de mineralizaciones. El chert se localiza en los dos casos en el techo de las secuencias volcaÂnicas aÂcidas |  | | Journal (article/letter/editorial) | | pyrite, with subordinated sphalerite, galena and chalcopyrite and many other minor phases, although substantial...Spain to the Atlantic Ocean, south of Lisbon, in Portugal (Fig. 1), making a belt in which very many massive...AznalcoÂllar in Spain, or Neves Corvo and Aljustrel in Portugal. Even after continuous metal extraction for more...relatively small compared 552 Cu NC: Neves-Corvo L: Lousal R: Riotinto Z: La Zarza M: Migollas V: Masa Valverde...AznalcoÂllar Group AznalcoÂllar Los Frailes La Zarza Lousal Masa Valverde Neves Corvo (including Py ores) Cu-rich |  | | Journal (article/letter/editorial) | | are closed mines (Tharsis, La Zarza, Aljustrel, Lousal, ConcepcioÂn, San Platon, San Telmo, La Joya, Sierrecilla...and distal (e.g. some orebodies at Tharsis and Lousal) stratiform orebodies 47 consisting of massive...solutions responsible for the large amount of chalcopyrite deposition at the base of the deposit (Gaspar...deposits of Aljustrel (Moinho and Algares bodies), Lousal and Sao Domingos were also analyzed as a preliminary...Disseminated pyrite (SSZ) Disseminated pyrite-chalcopyrite (SSZ) Banded polymetallic ore (MSB) id Banded |  | | Journal (article/letter/editorial) | | concentrationof suchores,the pyrite belt of Spainand Portugal,seemsto have resultedfrom volcanichydrothermal...Gr&ndola, Schermerhorn(1971a) points out the extreme Portugal. range in volcanic/sedimentary ratios from one...chieflygraywacke, and Pb have been exploited. In Portugal, Lousal of Late Carboniferous age. Thesepostvolcanic...ginning during the Middle Carboniferous, produced chalcopyrite andsubordinate tennantiteare thecopper overthrusts...Schiefergebirge-Oberharz) Middle Devonian SW Spain and south Portugal pyrite belt Lower Carboniferous Southern Tuscany |  | Oliveira, V., Matos, J., Bengala, M., Silva, N., Sousa, P., Torres, L. (1997) Geology and geophysics as successful tools in the discovery of the Lagoa Salgada Orebody (Sado Tertiary Basin - Iberian Pyrite Belt), Gr�ndola, Portugal. Mineralium Deposita, 33 (1) 170-187 doi:10.1007/s001260050139 | Journal (article/letter/editorial) | | Tertiary Basin ± Iberian Pyrite Belt), GraÃndola, Portugal Received: 21 March 1996 / Accepted: 10 April 1997...Silva á P. Sousa Instituto GeoloÂgico e Mineiro, Portugal Rua Frei Amador Arrais, 39 r/c-7800 BEJA, Tel...084-325974 L. Torres Instituto GeoloÂgico e Mineiro, Portugal Ap. 7586 Zambujal, 2720 ALFRAGIDE, Tel.: 01-4718922...ocasiones, sobrepasan los 60 m. EÂstos son limitados dos a muro por una importante falla con fuerte caolinizacioÂn...sulfuros masivos. La anomalõ a de gravedad tiene dos nuÂcleos, uno al NW y otro central, a unos 450 m |  | | Journal (article/letter/editorial) | | have been described in Aljustrel, Neves Corvo and Lousal (Gaspar, 1996), as well as in Tharsis and Rio Tinto...Herrerı́as; LF: Los Frailes; LC: Las Cruces; LO: Lousal; LP: Lomero–Poyatos; LZ: La Zarza; MI: Migollas;...Volcanic-hosted deposits Stockwork Unknown Concepción Lousal Aguas Teñidas Este Las Cruces La Romanera Sao Domingos...Cupriferous Polymetallic Supergene enrichment Gossan Lousal (LO) Stockwork Concepción (CO) Pyritic Cupriferous...sandstone, minor shale Shale Q + ser/Q-chl FW Lousal Western Stratiform, 10 lenses Shale Shale |  | Codeço, Marta S., Mateus, António, Figueiras, Jorge, Rodrigues, Pedro, Gonçalves, Luís (2018) Development of the Ervidel-Roxo and Figueirinha-Albernoa volcanic sequences in the Iberian pyrite Belt, Portugal: Metallogenic and geodynamic implications. Ore Geology Reviews, 98. 80-108 doi:10.1016/j.oregeorev.2018.05.009 | Journal (article/letter/editorial) | | volcanic sequences in the Iberian Pyrite Belt, Portugal: metallogenic and geodynamic implications Marta...volcanic sequences in the Iberian Pyrite Belt, Portugal: metallogenic and geodynamic implications, Ore...volcanic sequences 2 in the Iberian Pyrite Belt, Portugal: metallogenic and geodynamic implications 3 4...Piso 4, 1749-016 Lisboa, Portugal 15 3 16 2740-264 Porto Salvo, Portugal GFZ German Research Centre...sequences in 20 the Iberian Pyrite Belt (IPB) in Portugal form two elongated and independent exposures |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...Lombador massive sulphide orebody, Neves Corvo, Portugal: an on-going study .............................the massive sulfide-hosting footwall sequence of Lousal, Iberian pyrite belt ............................Occurrence of gold (electrum) in the Lousal mine, Iberian pyrite belt, Portugal ..............................Silva Ramos, Antônio João Paes de Barros & Antônio João Paes de Barros Gold and trace-element content |  | Martin-Izard, A., Arias, D., Arias, M., Gumiel, P., Sanderson, D.J., Castañon, C., Sanchez, J. (2016) Ore deposit types and tectonic evolution of the Iberian Pyrite Belt: From transtensional basins and magmatism to transpression and inversion tectonics. Ore Geology Reviews, 79. 254-267 doi:10.1016/j.oregeorev.2016.05.011 | Journal (article/letter/editorial) | | volcanism. In the Central sector, both in Spain and Portugal, half-graben basins are the most common structures...the Southern sector, which is only located in Portugal, a graben basin with a pull-apart is again the...Introduction The Iberian Pyrite Belt (IPB) extends from Portugal to Spain, covering an area of around 250 km by...the presence of fractures/faults, pyrite and chalcopyrite rich stockworks, massive sulfides, both pyritic...scales, from IGME and Junta de Andalucía maps) and Portugal (National Geological Survey). We also have used |  | | Journal (article/letter/editorial) | | (Te, Se). The last stage fluids precipitated chalcopyrite containing Cu, Bi, Te, (Se) sulphosalts at the...an exchange zone, a few metres thick, showing chalcopyrite disease textures, at the base of the mound;...phyllite-quartzite formation 9 { .Lcoor,.~.~ V,LtA.O, PORTUGAL ~ SPAIN (?} .. .2.".. ~ : . ' . 9 '." 9 . ...Concepci6n) and distal (orebodies at Tharsis and Lousal), are associated with the acidic volcanic structures...shows abundant chalcopyrite 'disease' textures (myriads of micron-sized blebs of chalcopyrite concentrated |  | | Journal (article/letter/editorial) | | SCHERMERHORN Sociedade Mineira de Santiago, Gr~mdola, Portugal Stratiform pyritic deposits occur interbedded...their host rocks of the Iberian Pyrite Belt (South Portugal and Southwest Spain) and proposes an allochthonous...between the major pyrite mines of Aljustrel and Lousal, it may be concluded that the "rhyolitic lavas...Iberian Pyrite Belt 275 several localities in Portugal and Spain there occur small limestone lenses near...started the deposition of VS felsic tufts in South Portugal. Vulcanicity waned during the latter half of VS |  | | Journal (article/letter/editorial) | | Pyrite Belt (IPB), SW Iberian Peninsula, Spain and Portugal, one of the most famous and oldest mining districts...Spain, to the Atlantic Ocean, south of Lisboa, in Portugal, making up a belt of about 230 km in length and...are currently mined in Neves Corvo (Cu, Sn) in Portugal and Sotiel-Coronada (S, 0169-1368/96/$15.00 Copyright...jaspers and purple shales. The Culm group (in Portugal, Baixo Alentejo Flysch group, Oliveira, 1983)...Aznalc611armassive Aznalc611arstockwork Los Frailes La Zarza Lousal Riotinto massive Riotinto stockwork Sotiel Group |  | Strauss, G. K., Roger, G., Lecolle, M., Lopera, E. (1981) Geochemical and geologic study of the volcano-sedimentary sulfide orebody of La Zarza, Province of Huelva, Spain. Economic Geology, 76 (7) 1975-2000 doi:10.2113/gsecongeo.76.7.1975 | Journal (article/letter/editorial) | | recognizevolcaniceruptioncenterssome kilometersto the eastof the mine. Belowthe sulfideorebodyan intensivelychloritizedzone...defined in Routhier et al. (1978). For conLA ZARZA mine is situated 6 km north of Calafias veniencethe definitionof...study of the structure,petrography,and La Zarza Mine mineralogyof the ore and its wall rocks.A geochemicalinvestigation...Straussand Madel, 1974; between A.D. 100 and 300. The mine was then abanL6colle, 1977; Routhier et al., 1978)...Strauss(1965, 1970) in Lousal(Portugal)and by van den Boogaard(1967) in Pomar•o (Portugal).The Structureand |  | Almodóvar, Gabriel R., Yesares, Lola, Sáez, Reinaldo, Toscano, Manuel, González, Felipe, Pons, Juan Manuel (2019) Massive Sulfide Ores in the Iberian Pyrite Belt: Mineralogical and Textural Evolution. Minerals, 9 (11) 653 doi:10.3390/min9110653 | Journal (article/letter/editorial) | | main mineral phase, and sphalerite, galena, and chalcopyrite as major components. A suite of minor minerals...pyrite, with subordinate sphalerite, galena, chalcopyrite, tetrahedrite–tennantite, arsenopyrite, pyrrhotite...from Seville, in Spain, to south of Lisbon, in Portugal (Figure (Figure 1). 1). The IPB is the largest...dissemination forming the stockwork mineralizations. Major mine districts consist of several massive orebodies,...sulfides (i.e.,:replaced Galena, by sphalerite, and chalcopyrite) carbonates; and (b) black from pervasively |  | Silva, Teresa P., Matos, João X., De Oliveira, Daniel, Veiga, João P., Morais, Igor, Gonçalves, Pedro, Albardeiro, Luís (2020) Mineral Inventory of the Algares 30-Level Adit, Aljustrel Mine, Iberian Pyrite Belt, Portugal. Minerals, 10 (10) 853 doi:10.3390/min10100853 | Journal (article/letter/editorial) | | Algares 30-Level Adit, Aljustrel Mine, Iberian Pyrite Belt, Portugal Teresa P. Silva 1, * , João X. Matos...Estrada da Portela, Apartado 7586, 2610-999 Amadora, Portugal; daniel.oliveira@lneg.pt LNEG (National Laboratory...de Val d’Oca, Apartado 14, 7601-909 Aljustrel, Portugal; joao.matos@lneg.pt (J.X.M.); igor.morais@lneg...NOVA University of Lisbon, 2829-516 Caparica, Portugal; jpv@fct.unl.pt Correspondence: teresa.pena@lneg...Abstract: Mining activity in Algares (Aljustrel Mine, Portuguese sector of the Iberian Pyrite Belt, IPB) |  | Luz, Filipa, Mateus, António, Figueiras, Jorge, Tassinari, Colombo C.G., Ferreira, Ezequiel, Gonçalves, Luís (2019) Recognizing metasedimentary sequences potentially hosting concealed massive sulfide accumulations in the Iberian Pyrite Belt using geochemical fingerprints. Ore Geology Reviews, 107. 973-998 doi:10.1016/j.oregeorev.2019.03.020 | Journal (article/letter/editorial) | | Universidade de Lisboa, Ed. C6, Piso 4, 1749-016 Lisboa, Portugal; E-mail address: faluz@fc.ul.pt; telephone number:...de 14 Lisboa, Ed. C6, Piso 4, 1749-016 Lisboa, Portugal 2 Instituto de Geociências, Universidade de... Lagoas Park, Ed. 1, 16 2740-264 Porto Salvo, Portugal Keywords: Metasediments geochemistry Alteration/Mineralization...accumulations distributed within ca. 90 deposits in Portugal and Spain (Fig. 1) and is one of the most important...extension of the Feitais structure (near the Aljustrel mine), Ervidel-Roxo and Entradas (Mateus et al. 2014 |  | Almodóvar, G. R., Sáez, R., Pons, J. M., Maestre, A., Toscano, M., Pascual, E. (1997) Geology and genesis of the Aznalcóllar massive sulphide deposits, Iberian Pyrite Belt, Spain. Mineralium Deposita, 33 (1) 111-136 doi:10.1007/s001260050136 | Journal (article/letter/editorial) | | (VSC) y grupo Culm. En el VSC se pueden distinguir dos secuencias. La Secuencia Sur (SS) es principalmente...cantidad de rocas volcaÂnicas, relacionadas con los dos principales episodios volcaÂnicos en la IPB. Estos...in previous works in areas presently covered by mine dumps (Coullaut et al. 1975; Hofstetter 1980). They...1983), as well as new information obtained from mine works and drill cores. Large thrust faults are prominent...vertical, NS Structure of the AznalcoÂllar open pit mine Fig. 5 Cross section (as deduced from drill hole |  | Kase, K., Yamamoto, M., Nakamura, T., Mitsuno, C. (1990) Ore mineralogy and sulfur isotope study of the massive sulfide deposit of Filon Norte, Tharsis Mine, Spain. Mineralium Deposita, 25 (4) doi:10.1007/bf00198999 | Journal (article/letter/editorial) | | massive sulfide deposit of Filon Norte, Tharsis Mine, Spain K. Kase l, M. Yamamoto i, T. Nakamura 2'*...pyrite with subordinate amounts of sphalerite, chalcopyrite, galena and arsenopyrite. Monoclinic pyrrhotite...over 230 km from Sevilla in Spain to Grandola in Portugal in the SW part of the Iberian Peninsula (Fig....features of the Filon Norte deposit of the Tharsis mine are examined and the depositional environment of...from west to east, those of Lousal, Aljustrel and Neves-Corvo in Portugal, and those of Tharsis, San Telmo |  | Chauvet, Alain, Onézime, Jérôme, Charvet, Jacques, Barbanson, Luc (2004) SYN- TO LATE-TECTONIC STOCKWORK EMPLACEMENT WITHIN THE SPANISH SECTION OF THE IBERIAN PYRITE BELT: STRUCTURAL, TEXTURAL, AND MINERALOGICAL CONSTRAINTS IN THE THARSIS AND LA ZARZA AREAS. Economic Geology, 99 (8) 1781-1792 doi:10.2113/gsecongeo.99.8.1781 | Journal (article/letter/editorial) | | cobaltite and arsenopyrite). Interstitial galena, chalcopyrite, and sphalerite minerals are also observed....amphibolite Lower Devonian (?) OCEAN OSS A Beja Lousal MORENA ZO N Fig. 1c Ferreira-Ficalho Thrust...locally brecciated (Fig. 5b). Within the Tharsis mine, the primary stockwork is characterized by folded...with rare quartz, arsenopyrite, sphalerite, chalcopyrite, covellite, cobaltite, and carbonate. Pyrite...The euhedral pyrite grains, which occur with chalcopyrite (Fig. 5c), are interpreted to be later than |  | | Journal (article/letter/editorial) | | and Sotiel), high-grade copper ores (Neves Corvo/Portugal) and gold and silver from gossans (Rio Tinto and...stretches as an arcuate belt across SW Spain and S Portugal (Fig. 1). Pyrite Belt geology has been described...an E-W trend in Spain, which changes to NW in Portugal. Deformation involved isoclinal folds overturned...mineral is always pyrite, with varying amounts of chalcopyrite, sphalerite, galena, and lesser amounts of arsenopyrite...as isolated deposits. They consist of pyrite, chalcopyrite and sphalerite, which are disseminated or laminated |
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