 | | Journal (article/letter/editorial) | | – calcite veins in the Alacrán silver mine, Pampa Larga mining district, Chile, by Clark (1970). He reported...Mg-rich smectite, as well as the occurrence of kaolinite and halloysite, are consistent with an acid–sulfate...is replaced by illite + smectite + chlorite ± kaolinite + K-feldspar + silica. This zone of intense alteration...Grant No. 03G0133A to the Freiberg University of Mining and Technology, and the Geological Survey of Canada...Sonne SO–94, BMFT FK 03G0094A0, Freiberg Univ. of Mining and Technology, Freiberg, Germany. ________, ________ |  | Barra, F., Ruiz, J., Valencia, V. A., Ochoa-Landin, L., Chesley, J. T., Zurcher, L. (2005) Laramide Porphyry Cu-Mo Mineralization in Northern Mexico: Age Constraints from Re-Os Geochronology in Molybdenite. Economic Geology, 100 (8) 1605-1616 doi:10.2113/gsecongeo.100.8.1605 | Journal (article/letter/editorial) | | Aplicada, Universidad de Concepción, Concepción, Chile JOAQUIN RUIZ, VICTOR A. VALENCIA, Department of...deposits are those from the Cananea district and include the El Alacrán prospect (~61 Ma), the Maria deposit...deposit (60 Ma), the current Cananea mine, and La Colorada breccia (~59 Ma). The age of mineralization at...with the highest Re and Os concentrations is El Alacrán, and the lowest concentrations are found in El...porphyry copper deposits in the North American province range from ~76 Ma at Bagdad, Arizona, to ~50 Ma |  | | Journal (article/letter/editorial) | | Porphyry Copper Center in the Superior (Pioneer) District, Arizona SCOTT L. MANSKE† Independent Consultant...has been discovered in the Superior (Pioneer) district of east-central Arizona, lying under thick Tertiary...lies within the well-known Superior (Pioneer) district, a base and precious metals camp that has been...approximately 1.5 km south-southeast of shaft 9 of the Magma mine and 120 km north of the city of Tucson, Arizona...consider to be a mature, well-explored metallogenic province in which the last major copper find (Santa Cruz; |  | | Journal (volume) | | of euhedral schulenbergite at the Penberthy Croft Mine, Cornwall. Journal of the Russell Society, 19, 34–35...Famous British Mineral Localities: Penberthy Croft Mine, St Hilary, Cornwall, England. UK Journal of Mines...Caledonian magmatism of central Wales and the Lake District. Similar igneous rocks have been proved in boreholes...diorite were unaltered. A similar occurrence of kaolinite was noted by Pearson and Jeffrey (1997) in their...mineral, that has been tentatively identified as kaolinite, occurred with magnetite and molybdenite on altered |  | | Report (issue) | | North American plate margin in México. It is this province that is the subject of the paper by Ferrari et...for the first time, a comprehensive view of the province, including its structural and stratigraphic characteristics...of the magmatic and tectonic evolution of the province as well as a discussion of the age-old debate...The Mesa Central (Mexican Plateau) is a geologic province whose stratigraphy and structure are very different...propose the crustal structure of this geologic province, taking into account the tectonics of the oceanic |  | | Book | | I. Marín-Cerón Departamento de Ciencias de la Tierra, Universidad EAFIT, Medellín, Colombia Joan Carles...Spain J. Mesa-García Departamento de Ciencias de la Tierra, Universidad EAFIT, Medellín, Colombia Geology...Juan D. Restrepo Departamento de Ciencias de la Tierra, Universidad EAFIT, Medellín, Colombia Sergio A...Continental Sub-Plate Chocó Arc Caribbean Large Igneous Province Central Tectonic Realm circa, approximately centimeter...Cretaceous Pacific Realm belong to a similar volcanic province. The Sinú terrane is located outboard of San Jacinto |  | | Report (volume) | | beyond areas related to geological applications. The mining of sulfide ores, to satisfy ever increasing world...(ARD), or Acid Mine Drainage (AMD) where the sulfides are the waste products of mining, has the capacity...Kiddcreekite, a new mineral species from the Kidd Creek Mine, Timmins, Ontario and from the Campbell orebody...WG (1981) Unsubstituted benjaminite from the A W Mine, NSW: a discussion of metal substitutions and stability...member of the pavonite homologous series from Alaska Mine, Colorado. N Jahrb Mineral Mh 1992:555-576 Karup-Møller |
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