 | | Journal (article/letter/editorial) | | quartz and antimony–gold quartz veins from northern Portugal A.M.R. Neiva a,⁎, P. Andráš b, J.M.F. Ramos c...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...compositions Ore genesis Bragança Dúrico–Beirã Portugal Stibnite Berthierite A B S T R A C T Antimony- and Pb–Sb-quartz...Pb–Sb-quartz veins from the Bragança district, Portugal, are mainly hosted by Silurian phyllites. Antimony–Au-quartz |  | | Journal (article/letter/editorial) | | abandoned Sb-Au and As-Au mining areas, northern Portugal Paula C.S. Carvalho a,∗ , 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...associated with the Valongo anticline (northern Portugal). These Au deposits are classified as Sb-Au and |  | | 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 |  | 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) | | ........................................... 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...Chilcobija 45° 0° La Lucette Brioude-Massiac Alto do Sobrido San Antonio Bolivian antimony belt Beaver |  | | 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?.............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) Cocić, M.1, Matović, B.2 & Logar, M.3*...minerals. Processing conditions during injection molding do affect the crystal structure and the crystallinity |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agency’s...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................. |
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Alto do Sobrido Mine, Melres, Gondomar, Porto, Portugal