 | | 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 |  | | Journal (article/letter/editorial) | | of HydrothermalAlteration at the Salgadinho Copper Deposit, Portugal I. R. Plimer 1 and D. de Carvalho...Servi(;os Geol6gicos de Portugal, Lisboa, Portugal T h e recently discovered Salgadinho copper deposit, 7...7 k m N N E of S. Luis, Portugal is located in the southernmost linear bell of outcropping low m e t a...Pyrite Belt. T h e stralabound replacement pyrite-chalcopyrite mineralisation is present in variably altered...ankerite, and ore minerals are present (pyrite, chalcopyrite, sphalerite, tetrahedrite, galena, bournonite) |  | | Journal (article/letter/editorial) | | Belt, Portugal António Moura Departamento de Geologia da Faculdade de Ciências da Universidade do Porto...4099-002 Porto, Portugal Accepted 12 December 2004 Abstract The Neves Corvo Cu–Sn–(Zn) mine is probably...quartz and sulphide phases (mainly pyrite + chalcopyrite) suggest that the quartz and the sulphides were...chemgeo.2004.12.025 Neves Corvo is the most important mine both historically and at the present time in the...Massive Sulphide (VMS) deposits in the world. The mine produces Cu and Sn and also has large reserves of |  | Munha, J., Barriga, F. J. A. S., Kerrich, R. (1986) High 18 O ore-forming fluids in volcanic-hosted base metal massive sulfide deposits; geologic, 18 O/ 16 O, and D/H evidence from the Iberian pyrite belt; Crandon, Wisconsin; and Blue Hill, Maine. Economic Geology, 81 (3) 530-552 doi:10.2113/gsecongeo.81.3.530 | Journal (article/letter/editorial) | | Geologia,Faculdadede Ciencias,1294 LisboaCODEX, Portugal AND R. KERRICH Departmentof Geology,Universityof...to -12 per mil. In the stockwork of the BlueHill mine,quartz(b180= 13.1-13.7%o),muscovite (•180 = 9.3-10...POST-HERCYNIAN COVER I< •+1•" 1 ................. 5• B ALENTEJO FLY$CH (M•RTOLA FM IN THE LPB) FIG. 1. Geologicmapof...per rail (seeFig. 2). (For a description of the mine •18Ofiuid values.However,the preservation of a sys-...sponsible for the regionalextreme•O enrichmentof At Salgadinho, basemetal mineralizationis present felsic volcanic |  | Leistel, J. M., Marcoux, E., Thiéblemont, D., Quesada, C., Sánchez, A., Almodóvar, G. R., Pascual, E., Sáez, R. (1997) The volcanic-hosted massive sulphide deposits of the Iberian Pyrite Belt. Mineralium Deposita, 33 (1) 2-30 doi:10.1007/s001260050130 | Journal (article/letter/editorial) | | ``thin-skinned'' y acrecioÂn del terreno constituõÂ do por la Zona Sudportuguesa al bloque continental paleozoico...mines closing over the last two decades. Only ®ve mine sites are still active in the belt today. Four of...FiloÂn Sur gossan by Caledonia). The only mine in Portugal is Neves-Corvo which is being worked by Somincor...The suture zone is materialized 5 along the Pulo do Lobo Zone (Fig. 1B) by a complexly imbricated sequence...(Aljustrel); CC: Canal Caveira; CH: ChancËa; CO: Cercal Odemira; FE: Feitais (Aljustrel); GA: GaviaÄo; |  | | Journal (article/letter/editorial) | | Metallogenesis at the Neves Corvo VHMS deposit (Portugal): A contribution from the study of fluid inclusions...Geologia, Universidade do Porto, Rua do Campo Alegre, 687, 4099-007 Porto, Portugal A R T I C L E I N...online 8 May 2008 Keywords: Iberian Pyrite Belt Portugal Neves Corvo Fluid inclusions A B S T R A C T...main thrust. In massive copper ore, pyrite plus chalcopyrite occur along growth zones in quartz, suggesting...rights reserved. 1. Introduction The Neves Corvo mine, located in the Iberian Pyrite Belt (IPB; Fig.1) |  | | Journal (article/letter/editorial) | | BASE-METAL DEPOSITS" THE EXAMPLE OF FEITAIS (ALJUSTREL, PORTUGAL) F.J.A.S. BARRIGA .1 and W.S. FYFE Department...base-metal deposits: the example of Feitais (Aljustrel, Portugal). Chem. Geol., 69: 331-343. Detailed study of...Feitais orebody of Aljustrel (Iberian Pyrite Belt, Portugal) shows that cherts that constitute the immediate...those of typical ophiolite size (105-8 t .2) which do not appear to be explained by this model, despite...Lisboa, Departamento Geologia, 1294 Lisboa Codex, Portugal. "21 t = 1 metric tonne-- 103 kg. 0009-2541/88/$03 |  | | Journal (article/letter/editorial) | | Diagana et al. (1999) Neves-Corvo Rio Tinto Salgadinho Tharsis, La Zarza Stockwork veins Late to postCrosscutting...Stockwork Qtz, Chl 210–230 0–1.3 –5 to +8 n.a. Salgadinho Stockwork Qtz, Ser 230 4 –10 to 0 n.a....quartz-hosted primary fluid inclusions in the Salgadinho Cu(–Au) stockwork deposit. Dominant water References...studies have been proven to be a useful tool in mine-scale exploration (e.g. d18O as an alteration marker;...reported d18O and dD data for the Aljustrel, Salgadinho and Rio Tinto deposits. Munhá et al. (1986) |  | | 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...PQ Group 0 30 km Culm Group Chança Group Pulo do Lobo Group and, as a consequence, sulphide reserves...comprehension of facts and undoubtedly stimulating, do not re¯ect the individual character of the IPB. We |  | | Journal (article/letter/editorial) | | the Neves-Corvo deposit, Iberian Pyrite Belt, Portugal J. R. S. CARVALHO1,2,*, J. M. R. S. RELVAS1, A...Lisboa, Portugal Sustainable Innovation Centre, ISQ, Qeiras Taguspark, 2740-120 Porto Salvo, Portugal Helmholtz-Zentrum...Somincor - Lundin Mining, Neves Corvo mine, 7780 Castro Verde, Portugal [Received 1 March 2017; Accepted 10...Neves-Corvo volcanic-hosted massive sulfide deposit, Portugal. The distribution of these ore metals in the deposit...incorporated within sphalerite and chalcopyrite. When chalcopyrite and sphalerite coexist, the In content |  | | Report (volume) | | spatially associated with intrusions and volcanic rocks. Do the metals in most deposits come from magmas, or...the composition of basement crystalline rocks than do coeval igneous rocks. In the first chapter in this...value to additional exploration in this part of Portugal and to future work in similar climatological and...flows within individual members of the Bandelier Tuff do not have significant differences in their Pb isotope...Snowstorm Mountains, middle Miocene volcanic rocks do not extend to the east or west, and related mineral |  | | 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...o n i PQGroup~._~ ~] c ~ Chan~ Group Pulo do Lobo Group ~ '~L ~: L ~ : : : : ° rocks ~ , ~ o...and purple shales. The Culm group (in Portugal, Baixo Alentejo Flysch group, Oliveira, 1983) is a thick |  | Chen, Hui, Ni, Pei, Wang, Ru-Cheng, Wang, Guo-Guang, Zhao, Kui-Dong, Ding, Jun-Ying, Zhao, Chao, Cai, Yi-Tao, Xu, Ying-Feng (2015) A combined fluid inclusion and S–Pb isotope study of the Neoproterozoic Pingshui volcanogenic massive sulfide Cu–Zn deposit, Southeast China. Ore Geology Reviews, 66. 388-402 doi:10.1016/j.oregeorev.2014.11.002 | Journal (article/letter/editorial) | | Formation. Metallic minerals include pyrite, chalcopyrite, sphalerite, tennantite, tetrahedrite and magnetite...sphalerite + chalcopyrite assemblages (zone II); and a proximal zone containing chalcopyrite + pyrite +...principal metallic minerals include pyrite, chalcopyrite, sphalerite,tennantite,tetrahedrite and magnetite...magnetite, with minor galena. Chalcopyrite is the most important Cu-bearing mineral and sphalerite is the...5A), whereas stage II mineralization includes chalcopyrite, sphalerite, tetrahedrite, tennatite and magnetite |  | Solomon, M., Tornos, F., Large, R.R., Badham, J.N.P., Both, R.A., Zaw, Khin (2004) Zn–Pb–Cu volcanic-hosted massive sulphide deposits: criteria for distinguishing brine pool-type from black smoker-type sulphide deposition. Ore Geology Reviews, 25 (3) 259-283 doi:10.1016/j.oregeorev.2004.01.003 | Journal (article/letter/editorial) | | Tharsis and the orebodies at Aljustrel (Spain and Portugal). Recently published fluid inclusion data for...Large and Blundell, 2000 13 0.6 1.6 Pasminco mine staff, pers. comm., 2000 McArthur and Dronseika...(25%, McArthur, 1996) and Rosebery (13%, Pasminco mine staff, pers. comm, 2000). b 262 M. Solomon et...lens of pyrite-sphalerite-galena-arsenopyrite-chalcopyrite (in order of abundance) overlain by a discontinuous...– salinity data, or the fluids of the inclusions do not represent the ore-forming fluids (Solomon and |  | | Journal (article/letter/editorial) | | Edifício C6, Piso 4, Campo Grande, 1749-016, Lisboa, Portugal e-mail: jrelvas@fc.ul.pt J. B. Gemmell ARC Centre...salinities or very 18O-enriched (δ18O>5‰) ore fluids. We do not consider other criteria [e.g. variable salinity...Lyell deposit were similar to magnetite-pyrite±chalcopyrite±apatite assemblages developed in chloritically...deposits: Seedorf et al. 2005; Meinert et al. 2005), we do not consider them diagnostic of a magmatic–hydrothermal...zone, is less likely in VHMS systems as vadose zones do not develop subaqueously. Hence, we consider the |  | | Journal (article/letter/editorial) | | contain a number of small, Cyprus-type, pyrite– chalcopyrite, massive sulphide lenses, generally associated...adjacent shale–greywacke assemblage, known as the Pulo do Lobo terrane (Quesada et al., 1994; Fig. 5). The...(Fonseca et al., 1999). (c) Further south the Pulo do Lobo terrane occupies a wide zone of similar lateral...mineralisation; (e) the ore-bearing sequences at mine scale in both areas are dominated by acidic volcanic...(2000) in quartz in stockwork-like veins at Salgadinho, Portugal (no massive sulphide ore is present), and |  | 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) | | RUBANÉ AND MASSIVE ORES OF THE CORVO DEPOSIT, PORTUGAL SILVIA SERRANTI§ Dipartimento di Ingegneria Chimica...deposit, exploited at the Neves–Corvo mine, southern Portugal, were analyzed using electron and proton...geochemistry, cassiterite, proton microprobe, Portugal. SOMMAIRE Nous avons analysé un grand nombre...massifs de Corvo, exploité à la mine Neves–Corvo, dans le sud du Portugal; nous nous sommes servis de microsondes...appliquée, cassitérite, microsonde protonique, Portugal. § E-mail address: silvia@imagemp.ing.uniroma1 |  | | Journal (article/letter/editorial) | | conglomerate of the uppermost PQ Group. San Jorge Mine. Drillhole PG-1, 162 m; scale bar: 4 cm. (D) Sedimentary...shown that the area is highly deformed and that the mine sequence is made up of several tectonically stacked...subhedral pyrite, with interstitial sphalerite, chalcopyrite and galena. There is a wide variety of accessory...Sotiel–Migollas, Cu and Zn–Pb rich zones are common, but do not show a well-defined distribution (Santos et al...2001; Hidalgo et al., 2003). The Aguas Teñidas Este Mine is the most significant deposit of the area. The |  | Inverno, C. M. C., Solomon, M., Barton, M. D., Foden, J. (2008) The Cu Stockwork and Massive Sulfide Ore of the Feitais Volcanic-Hosted Massive Sulfide Deposit, Aljustrel, Iberian Pyrite Belt, Portugal: A Mineralogical, Fluid Inclusion, and Isotopic Investigation. Economic Geology, 103 (1) 241-267 doi:10.2113/gsecongeo.103.1.241 | Journal (article/letter/editorial) | | Sulfide Deposit, Aljustrel, Iberian Pyrite Belt, Portugal: A Mineralogical, Fluid Inclusion, and Isotopic...Inovação, Apartado 7586, 2720 Alfragide (Lisboa), Portugal, and Centro de Recursos Minerais, Mineralogia...Universidade de Lisboa, Edifício C6, 1749-016 Lisboa, Portugal MICHAEL SOLOMON, Centre for Ore Deposit Research...consists dominantly of pyrite, sphalerite, galena, chalcopyrite, tetrahedrite-tennantite, arsenopyrite, and...rock, the upper 30 to 60 m of which contains chalcopyrite-quartzchlorite-sericite-carbonate–bearing stockwork |  | | Journal (article/letter/editorial) | | retrogression and multiphase deformation. This suite (the Mine Sequence) is probably a deeper water sequence than...monotonous graded bedded deep water pelite suite. The Mine Sequence has undergone incipient pre-metamorphic...Fig. 1. Cross-section of the Mine Sequence, Section 30, Zinc Corporation Mine, Broken Hill 20 (amphibolite)... 1.1 2.1 A: quartz, sphalerite, galena M: chalcopyrite, garnet, pyrrhotite, apatite, feldspars A lode...calcite, gahnite, loellingite, arsenopyrite, chalcopyrite, pyrrhotite, apatite, feldspars 1 lens A: sphalerite |  | Cheng, Xihui, Yang, Fuquan, Zhang, Rui, Xu, Qiangfen, Li, Ning (2020) Metallogenesis and fluid evolution of the Huangtupo Cu–Zn deposit, East Tianshan, Xinjiang, NW China: Constraints from ore geology, fluid inclusion geochemistry, H–O–S isotopes, and U–Pb zircon, Re–Os chalcopyrite geochronology. Ore Geology Reviews, 121. 103469 doi:10.1016/j.oregeorev.2020.103469 | Journal (article/letter/editorial) | | geochemistry, H–O–S isotopes, and U–Pb zircon, Re–Os chalcopyrite geochronology T Xihui Chenga,b, Fuquan Yanga...isochron age of 429.5 ± 10 Ma obtained from primary chalcopyrite. The LA-ICPMS zircon U–Pb age of 423.3 ± 2.9...S isotope analyses; new tuff zircon U–Pb and chalcopyrite Re–Os geochronologic data study, with the aim...Representative photomicrographs of ore samples. (A) Chalcopyrite coexists with pyrite and quartz, but pyrite...pyrite is earlier than other minerals. (B) Chalcopyrite residual in pyrite in the stockwork ores. (C) Massive |  | | Book | | sses. 3. Geology-Spain-Congresses. 4. Geology-Portugal-Congresses. I. Dallmeyer, R. D., 1944- . II. Martinez-Garcia...Metamorphic Evolution of the South Portuguese/Pulo Do Lobo Zone J. MUNHA . . . . . . . . . . . . . . ....Higgins and Wagner Gentis (1982), at the locality of Santiago de las Villas (Leon). The Alba Fm. (Genicera Fm...km E of Gijon (Asturias), in the La Camocha Coal Mine, where some 2300 m of a succession containing workable...Bashkirian in age. Only several metres above the base do the lowermost Moscovian fossils (Eofusulina triangula |  | 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) | | 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...from the Los Frailes hidden orebody and Caridad mine, as well as on surface observations from the AznalcoÂllar...grain associated with tetrahedrite, galena, chalcopyrite and sphalerite interstitial in a groundmass |  | Yang, Chengdong, Geng, Xinxia, Yang, Fuquan, Li, Qiang (2018) Metallogeny of the Sarsuk polymetallic Au deposit in the Ashele Basin, Altay Orogenic Belt, Xinjiang, NW China: Constraints from mineralogy, fluid inclusions, and He–Ar isotopes. Ore Geology Reviews, 100. 77-98 doi:10.1016/j.oregeorev.2016.10.026 | Journal (article/letter/editorial) | | et al. (2014) obtained the ages of two pyrite–chalcopyrite altered rhyolite porphyries and a diabase dike...textures. Ore minerals are primarily pyrite, chalcopyrite, AC sphalerite, galena, and native gold, along...electrum)–pyrite, (native gold, electrum)–pyrite–chalcopyrite, pyrite–bornite, pyrite–galena, galena–sphalerite... and (native gold, NU electrum)–pyrite–chalcopyrite–galena–sphalerite. The diabase intruded (the...metal assemblages are pyrite, chalcopyrite, and TE pyrite–chalcopyrite. Period III is the supergene |
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