 | | Journal (article/letter/editorial) | | 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...Zarza (Strauss et al. 1981; Strauss and Beck 1990), Lousal (Thadeu 1989; Strauss and Gray 1986), Masa Valverde |  | | Journal (article/letter/editorial) | | gangue-rich massive sulfides (siliceous, carbonate-rich, baryte bearing, or carbonaceous matrix). Exploration possibilities...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...host rocks, together with silica, carbonate and baryte. The minerals are generally very fine grained (<25 |  | | Book (volume) | | Luxembourg by J. Bouladon Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part...Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter...silver Deposits in basement. Deposits in the Lias Baryte Fluorite Copper • Molybdenum Mercury . • Uranium...silver cevennes Rouergue Auvergne Vosges. Fluorite . Baryte Uranium. • • Molybdenum • • Diatomite • • Kaolin...to Lower Devonian Vein-type deposits Fluorite . Baryte • Manganese Uranium. Magnesite and siderite • Eastern |  | | 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 |  | | Book | | sses. 3. Geology-Spain-Congresses. 4. Geology-Portugal-Congresses. I. Dallmeyer, R. D., 1944- . II. Martinez-Garcia...km E of Gijon (Asturias), in the La Camocha Coal Mine, where some 2300 m of a succession containing workable...zonation of the Lower Carboniferous of Spain and Portugal. Int Symp Belgian Micropal limits from Emsian...y estratigrafia del Carbonifero de Espana NW y Portugal N. Estud Geol 15 (41-44): 393-420 Wagner RH (1971)...Patac (1920), by means of plant remains found in a mine shaft near Pola de Siero (Asturias). Later on, Melendez |  | | Book | | material, together with brittle white precipitates of baryte and amorphous silica coating tube walls of honeycomb...Carbonate-hosted lead-zinc deposits Carbonate-hosted baryte and fluorite deposits Preservation potential HE...Tectonic Setting BMineral Deposits 1 Hydrothermal baryte on the San Clemente Fault Zone 2 Preservation potential...pyroxenes and amphiboles, apatite, magnetite, baryte and zircon. Carbonatite complexes are generally...occur as xenoliths in young alkaline volcanics, and baryte-fluorite mineralization is associated with the |  | | Book | | Associated with Volcanogenic Massive Sulfides, Fukazawa Mine, Hokuroku District, Japan St.1. KALOGEROPOULOS and...evidence they find in the barite zone at the Fukazawa mine as indicating the mixing of a circulating barium-rich...Chimimba LR (1984) Geology and mineralogy at Trojan Mine, Zimbabwe. In: Buchanan DL, Jones MJ (eds) Sulphide...Kambalda Dome (Fig. 2). Extensive diamond drilling, mine development and geological research in this area...result of geological work carried out by company mine and exploration geologists over the past 18 yrs |  | | Book | | come not merely from one district but from a single mine. Thus the physical properties of many rocks and...eclipsing the mineral magnesite in some areas; the trona mine rather than the Solvay plant is now the main source...chrysotile. One of these bodies is worked at the Advocate Mine near Baie Verte. The canoe-shaped body is contained...and mill no. 1 at Black Lake, Bell’s underground mine and mill at Thetford Mines, and Lac’s open pit and...Ltée. The second operation, the famous Jeffrey Mine, located at Asbestos some 100 miles east of Montreal |  | | Book | | avec l'editeur. Gold-rich specimen fro1n the Don,e Mine, Tim1nins, Ontario that was presented to GSC in... may change the para1neters of the mathematical mine n1odel referred to above. Modifications to the 1nine...l-producing mines closed and only one (Voisey's Bay Ni-Cu mine in Labrador) opened. On the brighter side, the potential...sill in western Quebec, and the closed Rankin Inlet mine in Nunavut (Eckstrand and Hu lbe1t, 2007). Perhaps...from lode gold deposits, notab ly the Hope Brook mine of Newfoundland in an accreted Neoproterozoic continental |  | | Book | | Sn-W Deposits of Southwest England, Cornwall and Portugal . . . . . . . . . . . . . . . . . . . . . . ....deposit, ore deposit, mineral occurrence, prospect, mine, reserves and resources are familiar, but more rigorous...because the samples examined were collected from a mine depth of about 100 m. The d18OH2O trend reflects...pages that follow, I draw from an earlier book of mine (Pirajno 1992), augmented by more recent data from...from a kaolinitic precursor: evidence from the Geco Mine, Manitouwadge, Ontario. Econ Geol 78:422–437 Stanton |
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