 | | Journal (article/letter/editorial) | | 1990 Le district/l antimoine-or Dfirico-Beirfio (Portugal): volution parag n tique et g ochimique; implications...Geologiada Universidade do Porto (INIC), Faculdadede Ci~ncias,4000 Porto, Portugal 2 C.N.R.S. URA 736 Universit6...the Pb-Zn stage. La partie nord et centrale du Portugal renferme de nombreux gites d'or primaire, les...Jales (Tr/ts-os-Montes), off se trouve la seule mine d'or portugaise actuellement en activit6, dont la...Igreja (Santar6m Andrade et al. 1976), Alto do Sobrido (Portugal Ferreira etal. 1971, Gumiel 1982), Pinheirinhos |  | | Journal (article/letter/editorial) | | abandoned Sb-Au and As-Au mining areas, northern Portugal Paula C.S. Carvalho a,â , Ana M.R. Neiva a , Maria...Sciences, University of Coimbra, 3000-272 Coimbra, Portugal University of Aveiro, Geosciences Department,...Research Centre, Campus de Santiago, 3810-193 Aveiro, Portugal a r t i c l e i n f o Article history: Received...from the latter area, immediately downstream of mine dumps are also contaminated in As. In stream sediments...and environmental behaviour. The low-sulphide Au-quartz veins are the most widespread type of Au deposits |  | | Journal (article/letter/editorial) | | g e o r ev Antimony quartz and antimonyâgold quartz veins from northern Portugal A.M.R. Neiva a,â, P...Sciences, University of Coimbra, 3000-272 Coimbra, Portugal Geological Institute, Slovak Academy of Sciences...Geological Institute, 4466-956 S. Mamede de Infesta, Portugal b A R T I C L E I N F O Article history: Received...DĂșricoâBeirĂŁ Portugal Stibnite Berthierite A B S T R A C T Antimony- and PbâSb-quartz veins from the...Bragança district, Portugal, are mainly hosted by Silurian phyllites. AntimonyâAu-quartz veins from the DĂșricoâBeirĂŁ |  | | Book | | MINERAL RESOURCES OF PORTUGAL Text prepared by LuĂs PlĂĄcido Martins CONTENTS 5 7 11 19 20 21...MINING BACKGROUND HISTORICAL OVERVIEW OF MINING IN PORTUGAL PRECIOUS METALS Galicia - TrĂĄs-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) | | NORTHERN PORTUGAL J.M. SANTOS OLIVEIRA Servi~o de Fomento Mineiro, S. Mamede de Infesta (Portugal) (Received...prospecting data, Arouca--Castro Daire region, northern Portugal. Chem. Geol., 24: 271--291. The mineral potential...the Arouca--Castro Daire area in the north of Portugal was studied, using geochemical prospecting techniques...d o t h e r base metals in t h e n o r t h o f Portugal. T h e area c h o s e n f o r this p u r p o s...STRUCTURE The study area lies to the SE of the city of Porto and south of the river Douro (Fig. 1). It was defined |  | Vallance, J, Cathelineau, M, Boiron, M.C, Fourcade, S, Shepherd, T.J, Naden, J (2003) Fluidârock interactions and the role of late Hercynian aplite intrusion in the genesis of the Castromil gold deposit, northern Portugal. Chemical Geology, 194 (1) 201-224 doi:10.1016/s0009-2541(02)00278-4 | Journal (article/letter/editorial) | | genesis of the Castromil gold deposit, northern Portugal J. Vallance a,b,*, M. Cathelineau a, M.C. Boiron...form 28 June 2002 Abstract Castromil (northern Portugal) is one of several important orogenic gold deposits...aqueous-carbonic fluids and represents the main phase of quartz â arsenopyrite â pyrite deposition. The third stage...accompanied by intense microfracturing of the preexisting quartz veins and the preferential deposition of gold along...decrepitated aqueous-carbonic inclusions in metamorphic quartz lenses and veins in the surrounding metasediments |  | | Book | | EXPLORAĂĂO MINEIRA ROMANA E A METALURGIA DO OURO EM PORTUGAL UNIVERSIDADE DO MINHO INSTITUTO DE CIĂNCIAS SOCIAIS...Martins Edição: Unidade de Arqueologia da Universidade do Minho Composição, ImpressĂŁo e Acabamento: ESAG-Barcelos...descobrir artefactos do PaleolĂtico nos terraços fluviais do Tejo a jusante das Portas do RĂłdĂŁo. Foi assim...Monteiro) a jazida do PaleolĂtico MĂ©dio designada como Vilas Ruivas, situada na margem Norte do rio. As prospecçÔes...das extensas formaçÔes sedimentares do Tejo, devido Ă pesquisa do ouro na Ă©poca romana. Na Antiguidade |  | | Report (issue) | | Zeegers Empresa de Desenvolvimento Mineiro, Lisbon, Portugal J Damiao R Pinheiro Geological Survey of Ireland...Iberia-Massif Central zone of the Variscides 60 Banjas (Portugal): a turbidite-hosted gold deposit 62 Nature of...Villeranges 132 Mokskro- Celina 133 Carballino 134 Alto de Pozas, Tomii'io Castromil 136 81 Metallogenic...n and Saxothuringian-northern Brittany- South Portugal zones 60 Tectonic units of the Armorican Massif...Armorican Massif 62 General geology of the Valongo-Gondomar area 64 Old workings of the Banjas area 65 Diagrammatic |  | Seal, Robert R., Schulz, Klaus J., DeYoung,, John H., Sutphin, David M., Drew, Lawrence J., Carlin, James F., Berger, Byron R. (2017) Antimony. Professional Paper Vol. 1802 (1802c) US Geological Survey doi:10.3133/pp1802c | Report (issue) | | Underground photograph of the Hibbard stibnite-quartz vein, Lake George antimony deposit, New Brunswick.............................................. C11 Mine Waste Characteristics ....................................................................... C12 Mine Closure...........................................production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012 .........suggest that the acid-generating potential of antimony mine waste is low. Introduction Antimony is a brittle |  | | Journal (volume) | | .........................319 EM61 Mineralogy of mine wastes and contaminated soil......................GM74 Boron minerals, geochemistry and isotopes: What do they tell us about geologic processes?.............characterization of different polycrystalline materials (i.e., quartz, SiC and α-Al2O3). The crystal sizes determined...between 6.8-8.6, SS below 5.0 mg/l, BOD below 3.0 mg/l, DO over 7.5mg/l, total N below 0.5mg/l, and total P...and phases composition of flotation waste of Bor mine (Serbia) CociÄ, M.1, MatoviÄ, B.2 & Logar, M.3* |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agencyâs...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption.....................F2 Graph showing world cobalt mine production from 1950 to 2011......................F4. Pie chart showing percentage of world cobalt mine production in 2011, by country................. |
|
