| | Journal (article/letter/editorial) | Pakhomovsky, Victor N. Yakovenchuk, Gregory Yu. Ivanyuk, Julia A. Mikhailova, Thomas Armbruster, and Ekaterina...data from Fábrica deposit, Quadrilátero Ferrífero, Minas Gerais, Brazil—A.R. Cabral and A.V. Corrêa Neto...Blesbokspruit: Impact assessment of dewatering of mine waters in the East Rand, South Africa—Alakendra...precipitates during oxidation and neutralization of acid mine waters, Iberian pyrite belt—J. Sánchez España, E...quartz-feldspar porphyry dyke at the Lake George antimony mine, New Brunswick: Implications for origin, emplacement | | | Report (issue) | United States of America 1992 930-K U.S. DEPARTMENT OF THE INTERIOR MANUEL LUJAN, jr., Secretary...Geology and Geophysics; and A. Sozanski, Canadian Department of Energy, Mines and Resources (EMR), Mineral...------------------6. Proportions of total world mine production of vanadium accounted for by countries...7. 8-9. Estimated world cumulative and annual mine production of vanadium, contained in ore and concentrate:...larger, than was established when the decision to mine was made. Experts who have a sound knowledge of | | | Conference Proceedings (Volume) | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...the Arroyo Rojo VMS deposit (Tierra del Fuego, Argentina) ......................... 502 Biel. C., Colás...Ricardo Fonseca Mineralogy, textures and new sulphur isotope data of the Cerro de Maimón VMS deposit...Ahola Occurrence of gold (electrum) in the Lousal mine, Iberian pyrite belt, Portugal ..................Mo-Ni-PGE black shales (Zunyi region, Guizhou province, south China) .............................. | | | Journal (article/letter/editorial) | view of the fact that the central Andean IOCG province is the world’s youngest, is largely unaffected...geological and metallogenic settings of the IOCG province in the Coastal Cordillera of Chile and Peru and...Fig. 4 Subdivision of the central Andean IOCG province into western Middle–Late Jurassic and eastern...beneath sea level. The Coastal Cordillera IOCG province spans three structurally, stratigraphically and... Quartz dioritegranodiorite Granodiorite Gatico Julia NE fault NNW, WNW faults NNE faults N80W, N70E | | | Journal (article/letter/editorial) | Mitteilungen 9 by Springcr-Verlag 1986 From the Department of Geological Sciences, Virginia Polytechnic...stratiform sulfide deposits - Cofer, Arminius, Sulphur, and Julia - of the Mineral District'. The polished...County, Virginia, showing the locations of the Julia, Sulphur, Arminius, Cofer and other deposits (after...occurrence of gahnite in each are given below: Julia Deposit The Julia deposit, at the south end of the district...of the 68 samples examined from the ores of the Julia deposit in abundances of up to 20 modal percent | | | Journal (article/letter/editorial) | 78, No. 1, 2003 Sangu garnet deposit, Eastern Province, Zambia—A.V. Seifert and S Vrána 3 BULLETIN...determination of mercury speciation and mobility in mine waste —Chris Sladek and Mae Sexauer Gustin 927...Cordilleras, southern Spain—José Julián Esteban, Julia Cuevas, José M. Tubía, and Iñaki Yusta “Equilibrium”...magnussonite from the Garpenberg Norra mine, Bergslagen ore province, Sweden—Per Nysten Experimental evidence...Metasomatism and formation of the Kola Paleozoic alkaline province—V.R. Vetrin, I.L. Kamensky, and S.V. Ikorsky Native | | | Report (issue) | Vanbadium Figure 4. Professional Paper 1802–U U.S. Department of the Interior U.S. Geological Survey Periodic...Paper 1802–U U.S. Department of the Interior U.S. Geological Survey U.S. Department of the Interior RYAN...............................................U22 Mine Waste Characteristics.........................................................................U25 Mine Closure...........................................V/L microgram of vanadium per liter AMD acid mine drainage Ga giga-annum HSLA high-strength, low-alloy | | | Journal (article/letter/editorial) | products and framboidal pyrite oxidation in acid mine drainage prediction techniques—P.A. Weber, W.A....data, Muskoka and Shawanaga domains, Grenville province, Ontario—Trond Slagstad, Michael A. Hamilton,...Sudbury impact structure at the Thayer Lindsley mine, Ontario—J. Bailey, B. Lafrance, A.M. McDonald,...GEOSCIENCE Vol. 336, No. 14, 2004 119 141 157 175 La mine médiévale d’argent du Pontet, une fente alpine contemporaine...diversity in the Central Andes: The Ayopaya alkaline province, Bolivia—Frank Schultz, Bernd Lehmann, Sohrab | | | Report (issue) | DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY Lead and sulfur isotope systematics in sulfide deposits...ANNE P. LEHURAY A Dissertation submitted to the Department of Geology in partial fulfillment of the requirements...metasediments of the Blue Ridge (BR) geologic province are too radiogenic for their presumed synsedimentary... Lead isotope ratios of galenas from Piedmont province polymetallic massive sulfide (PMS) deposits define... General geology of the Blue Ridge geologic . province 54 Ducktown district, Tennessee 60 District | | | Journal (article/letter/editorial) | Cornelissen [PJ,ATES LXI-LXV] ABSTRACT In the Wheal Julia mine small cavities occur in a horizontally fractured...and occasionally bornite. In the N ababeep West mine the diorite along a vug zone is well altered to...colloidal state. INTRODUCTION The Wheal Julia copper mine is situated half a Inile west of the village...is unique. THE WHEAL .TULIA 411 LEVEL At Wheal Julia the basic rock grades from anorthosite to mica diorite...filling the Tweefonfiin e ef!oojxr••1 Wheal Julia e Flat Nine e Garracoup eValentine e NaiJabeep | | | Journal (issue) | The best-known wulfenite comes from the Red Cloud mine in Arizona, though crystals from this area are generally...phosphates. Most cuttable material comes from Itinga, Minas J. Gemm., 1980, XVII, 1 9 Gerais, Brazil. The...appear that the ratio of aluminium to silicon to sulphur is an indication of the provenance of the sample...silicon and showed significant levels of aluminium, sulphur, potassium, calcium and iron. The internal surface...contained a good deal of aluminium, very little sulphur and some iron and copper. Silicon, potassium and | | | Journal (article/letter/editorial) | Gape Colony lies the arid and sparsely populated province of Little Namaqualand, separ ated on the north...railway. It is slightly chalybiate and deposits sulphur, issuing from a clayey and, at the surface at least...cross-courses cut the lodes in the mines—one at Wheal Julia, the effect of which cannot be ascertained, and...Flat Mine it is yellow and of too low a grade to work profitably at present prices. Wheal Julia was principally...great abundance at the outcrop of the lode at Wheal Julia, but now rare. The cuprite occurs also as Tile ore | | | Journal (article/letter/editorial) | deposits from the same district or geological province. Based on the general review and the case studies...evidence for the involvement of magmatic–hydrothermal sulphur when associated with VHMS deposits. Conversely...interpreted to indicate a dominant seawater source for sulphur in Zn-rich zones but a quantitatively important...of underlying rocks or magmatic–hydrothermal. Sulphur Sangster (1968) originally observed that δ34S values...indicate that a significant proportion of reduced sulphur in VHMS ores was derived from partial inorganic | | Lewis, Stephen Edward, Henderson, Robert A., Dickens, Gerald R., Shields, Graham A., Coxhell, Simon (2010) The geochemistry of primary and weathered oil shale and coquina across the Julia Creek vanadium deposit (Queensland, Australia) Mineralium Deposita, 45 (6) 599-620 doi:10.1007/s00126-010-0287-6 | Journal (article/letter/editorial) | and weathered oil shale and coquina across the Julia Creek vanadium deposit (Queensland, Australia) Stephen...resource of vanadium and molybdenum exists near Julia Creek, Australia, where the middle Cretaceous organic-rich...lewis@jcu.edu.au Present Address: G. R. Dickens Department of Earth Science, Rice University, Houston, TX...TX 77005, USA Present Address: G. A. Shields Department of Earth Sciences, University College, London...Australia and its enclosing stratigraphy near Julia Creek to understand this ore deposit. V and Mo contents | | Patterson, J.H., Ramsden, A.R., Dale, L.S., Fardy, J.J. (1986) Geochemistry and mineralogical residences of trace elements in oil shales from Julia Creek, Queensland, Australia. Chemical Geology, 55 (1) 1-16 doi:10.1016/0009-2541(86)90123-3 | Journal (article/letter/editorial) | RESIDENCES OF TRACE ELEMENTS IN OIL SHALES FROM JULIA CREEK, QUEENSLAND, AUSTRALIA J.H. PATTERSON 1 ...residences of trace elements in oil shales from Julia Creek, Queensland, Australia. Chem. Geol., 55: 1--16...for a comprehensive range of trace elements in Julia Creek oil shale. Many trace elements are well above...core through the Toolebuc F o r m a t i o n near Julia Creek in Queensland were chemically analysed using...elements. The Toolebuc Formation, which hosts the Julia Creek deposit, comprises a sequence of marine limestones | | | Book | benchmark reports describing every state geologic province of the state. During Smith’s epic 54-year career...spot.” Dr. Taylor offered to guide them to a gold mine that had been working for about ten years, but Uncle...leaving Cleburne County, Smith visited a copper mine that had been abandoned since the beginning of the... gave Smith a guided tour of his Pinetucky gold mine a few miles outside Arbacoochee. Most of the area’s...that also used convict labor, Judge Smith’s gold mine was not successful. Smith suggested in his journal | | | Journal (article/letter/editorial) | western extension of the Emeishan large igneous province, SW China—Xiao Long, Xu Yigang, Xu Jifeng, He...Fleet Empressite, AgTe, from the Empress-Josephine mine, Colorado, U.S.A.: Composition, physical properties...Mn-rich metaexhalite in the Quadrilátero Ferrífero of Minas Gerais, Brazil—A.R. Cabral Geochemical characteristics...hard hematite ore at the Quadrilátero Ferrífero, Minas Gerais, Brazil and its possible genetic significance—...Tertiary Yandi channel iron deposits, Hamersley Province, Western Australia— M.S. Stone, A.D. George, M | | | Journal (article/letter/editorial) | Appalachian massive sulphides* JAMES R. CRAIG Department of Geological Sciences, Virginia Polytechnic...Zn-Pb deposits of the adjacent Valley and Ridge Province. The Appalachian massive sulphides all reveal...sulphide ores. This sample is from the Calloway Mine at Ducktown, Tennessee but occurs in many massive...well-definedgrowth zoning (B) after etching with acids. Arminius Mine, Mineral District, Virginia. Field of view is 2...equilibration to a nearly constant activity of sulphur throughout each deposit. In contrast to the constancy | | | Journal (issue) | Oourtea¥ of Fred W. Schmeltz. ENTRANCE TO GR.APmTE MINE Portera Corners, Near Saratoga, N. Y. Featured... . . . . . . . . . . . . . . . . . . The Gem Department- Gem \"arioties oC T ourmaline. JJ11 Gilbert.... . . . . . . . . . . . . . Mineral Exhibit at Julia Potwin Library . . . . . . . . . . . . . . . . ...President's Page-Mine rnlogiral Clubs. Ru Dr. H. O. Dake . . . . . . . . . . . . Member snip Department . . . ...osmiridium. It was not until 1910 that the Mines Department officiall~ tool: notice of this metal among its | | | Journal (article/letter/editorial) | exploited in places (e.g., La Coipa, Chile; El Queva, Argentina; Sillitoe 1975). However, much of the native sulfur...deposits of HS (e.g., Yanacocha, Peru, Veladero, Argentina, and Pascua-Lama, ChileArgentina; Harvey et al...Negro vein system, Deseado massif, Patagonia, Argentina. b Pool sinter displaying syneresis cracks, Milos...the Late Jurassic Deseado massif of Patagonia, Argentina, was also likely generated beneath a fluvio-lacustrine...deposits on the Puna plateau of northwestern Argentina (Sillitoe 1975; Alonso and Viramonte 1990). Effects | | | Journal (issue) | n d to the east of the well-known U m b a River mine producing pastel shades of gem corundum. T h e precise...Arusha-Voi-Tanga portion of the Kenya-Tanganyika Province of the Mozambique Mobile Belt. 205 TABLE I I...especially, perhaps, in the contact aureole which at the mine for the pastel-shaded corundums is complex a n d...assistance from colleagues in the Petrographical Department at the Institute of Geological 207 Sciences...volume of the inclusion. G e m beryllonite from Minas Gérais, Brazil, also has similar inclusions with | | | Journal (article/letter/editorial) | South Africa J. R. Mclver and T. S. McCarthy Department of Geology, University of the Witwatersrand,... as Fig. 3. N-S section through Nababeep South Mine noritoid and associated steep structure The Copper-Bearing...the noritoid on both sides of the Nababeep South Mine steep structure; on the southern flank the noritoid...growing across steep structure foliation, Wheal Julia constituents present members of the Koperberg Suite...localities, e.g. Okiep (Van Zyl, 1967) and Flat Mine, but little information is available concerning | | | Journal (article/letter/editorial) | (Fig. 2; then Springbokfontein) in 1852, and the mine produced about 15,000 tons of ore averaging 10–27%...depth of 200– 250 m. The Springbok Mine was the first formal mine in South Africa: it was opened 15 years...copper ores of the Tweefontein, Spektakel, Wheal Julia, Hester Maria (now Concordia), Skaaprivier, and...is both disseminated and massive; up to 1930, the mine yielded 900,000 tons of hand-sorted ore and concentrates...ceased in 2002 with the closure of the Nigramoep Mine (Fig. 2). The copper produced in the O’okiep district | | Silva, Ricardo L., Duarte, Luís V., Comas-Rengifo, María J., Mendonça Filho, João G., Azerêdo, Ana C. (2011) Update of the carbon and oxygen isotopic records of the Early–Late Pliensbachian (Early Jurassic, ~187Ma): Insights from the organic-rich hemipelagic series of the Lusitanian Basin (Portugal) Chemical Geology, 283 (3) 177-184 doi:10.1016/j.chemgeo.2011.01.010 | Journal (article/letter/editorial) | 2009; van de Schootbrugge et al., 2010) and Argentina (Valencio et al., 2005), it is possible to identify... 2005; van de Schootbrugge et al., 2005) and Argentina (Valencio et al., 2005). The Davoei Zone excursion...the term OAE. Acknowledgments We wish to thank Julia Becker from the School of Earth & Ocean Sciences...Bottrell, S., 2007. Stable isotopes of carbon and sulphur as indicators of environmental change: past and...Pliensbachian, Puesto Araya Formation (Neuquén Basin, Argentina). Geol. Acta 3 (2), 147–154. van de Schootbrugge | | | Journal (article/letter/editorial) | amph•bohteand hornblend•te M•nes referred to in report Mine D•am•ct•te dark-gray gramte-hke metased•mentary...B--Boyd-Sm•th A--Arminuis OD--OId Domimon J--Julia F•c. 2 (cont.) foliationsand,in places,by interferencefold...observedcutting mineralized metavolcanicrocks in the Corer mine may common major mineral constituents;biotite, hornhave...Garnet-kyanite-biotite-staurolite schistfrom Corer mine drill core of the Mineral district.Chemical analyses...sulfidedepositsof islandarcs.The lead isotopedata for the Corer mine plot almostidenticallyto those from the Arminiusdepositand |
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