 | Haluzová, E., Ackerman, L., Pašava, J., Jonášová, Š., Svojtka, M., Hrstka, T., Veselovský, F. (2015) Geochronology and characteristics of Ni-Cu-(PGE) mineralization at Rožany, Lusatian Granitoid Complex, Czech Republic. Journal of GEOsciences, 60 (4) 219-236 | Journal (article/letter/editorial) | | Ni–Cu–(PGE), Lusatia, Re–Os, Bohemian Massif, sulphur Received: 16 September, 2015; accepted: 28 December...sector field ICP–MS (Element 2, Thermo Scientific, Germany) at the IG CAS. The internal precision was always...that presented by Ishikawa et al. (2014). 3.4. Sulphur isotopic analysis Sulphides were oxidized by CuO...mineralization, Lusatian Granitoid Complex 60×10 -3 Concordia Age = 349.2 ± 2.8 Ma 375 Ma Prob = 0.16931 ...Pb/238U 58 56 54 52 Fig. 2 U–Pb concordia diagram and calculated concordia ages for magmatic zircons (LA-ICP-MS |  | | Journal (article/letter/editorial) | | separated from the RMB 1 Simplified map of Galmoy Mine, Ireland showing the major orebodies samples by...thank Arcon Mines for allowing access to the Galmoy Mine. Imperial College London, University College Dublin...Processes controlling arsenic dispersion in acid mine drainage from Mount Bischoff, Western Tasmania A...rehabilitated, with fresh sulphides exposed in surface mine workings. Acid drainage is being generated by sulphide...arsenic in acid mine drainage (AMD) and its associated sediment at the Mount Bischoff mine site in western |  | | Journal (article/letter/editorial) | | Research 70 ( 1995 ) 303-335 Petrogenesis of the Concordia Granite Gneiss and its relation to W - M o mineralization...version accepted 24 June 1994 Abstract The 1.1 Ga Concordia Granite Gneiss (CGG) is part of the late to postorogenic...role of granitic rocks, especially that of the Concordia Granite Gneiss (CGG), in the formation of these...of the CGG have locally been termed the Wolfram Mine Schist (or Wolfram Schist) because of the occurrence...Namaqualand but are not associated with the Wolfram Mine Schist and its tungsten deposits. The age of the |  | | Journal (article/letter/editorial) | | Geologie und Bergwesen Sachsen-Anhalt, 06118 Halle, Germany Karlsruher Institut für Technologie, Institut für...Petrologie Adenauerring 20b, 76131 Karlsruhe, Germany; armin.zeh@kit.edu Correspondence: Christoph.G...maps and institutional affil- The Nkomati Nickel Mine in the mafic to ultramafic Nkomati Nickel lies in...After the mining of massive sulphide lenses (MSB mine) on the farm Slaaihoek (SH) from 1995 until 2003...Nkomati Ni Mine had to be put in care and maintenance early in for decades, the Nkomati Ni Mine had to be |  | | Journal (article/letter/editorial) | | phosphate aplite ‘Silbergrube’ near Waidhaus, Germany: epithermal phosphate mineralization in the Hagendorf-Pleystein...D-30631 Hannover, Germany Bürgermeister-Knorr Str. 8, D-92637 Weiden i.d.OPf., Germany 3 Frankfurt University...Altenhöferallee 1, D-60438 Frankfurt am Main, Germany 2 [Received 11 June 2008; Accepted 11 December...Hagendorf-Pleystein Pegmatite District, near Waidhaus, Germany, is a mildly peraluminous NW–SE directed leucogranite...Introduction THE Silbergrube (Silbergrube = Silver Mine is a misnomer used by local people mistaking shiny |  | | Journal (article/letter/editorial) | | Pb and sulphur isotopic data point to very similar sources of mineralization in the Areachap Mine (Jannelsepan...outlier spots are 125a, which has a calculated concordia age of 1301 ± 14 Ma (MSWD: 0.2) and 132a which...intercepts of 1204 ± 50 Ma and 288 ± 26 Ma. Figure 2. Concordia diagrams, with age domains illustrated by cathodoluminescent...preferred to the slightly younger 1085 ± 10 Ma concordia age for six spots, which has much lower probability...analysed were sufficiently concordant to yield the concordia ages given in Figure 3 and the other two have |  | | Journal (article/letter/editorial) | | showers of rain—snow on the higher region round Concordia—and on my return, six days later, the red soil...after I reached Port Nolloth I left early for Concordia, the headquarters of the Namaqualand Copper Com...railway. It is slightly chalybiate and deposits sulphur, issuing from a clayey and, at the surface at least...least, much decomposed shale. The country rock at Concordia is a much jointed and dis integrated gneiss,...mately north and south and dip to the east. In the Concordia property two cross-courses cut the lodes in the |  | Remus, M.V.D., Hartmann, L.A., McNaughton, N.J., Groves, D.I., Reischl, J.L. (2000) Distal Magmatic-Hydrothermal Origin for the Camaquã Cu (Au-Ag) and Santa Maria Pb, Zn (Cu-Ag) Deposits, Southern Brazil. Gondwana Research, 3 (2) 155-174 doi:10.1016/s1342-937x(05)70094-0 | Journal (article/letter/editorial) | | indicates an external magmatic-hydrothermal source of sulphur; (4) Pb isotope ratios of sulphides indicate that...most likely heat source, and also the source of sulphur and base metals. Gravity surveys and alteration...bornite, chalcocite and native silver. The Camaqu5 Mine was discovered in 1865, and was mined from the end...of mineralization. The potential orthomagmatic sulphur and metal source (s) for mineralization in the...determinations in minerals and whole-rocks and ( 3 ) 16 sulphur isotopic determinations on sulphide minerals. A |  | | Journal (article/letter/editorial) | | Modelling; Catchment; Granite ŽProbst, A. Ž170. 203. Acid mine drainage; Pyrite; Sulfide dissolution; Microorganisms...Chlorite; Free energy ŽKudrat, M. Ž168. 225. Concordia; Geochronology; U–Pb; Decay constants; Errors...B.S. Ž165. 1. Decay constants; Geochronology; Concordia; U–Pb; Errors ŽLudwig, K.R. Ž166. 315. Deep subduction;...TIMS ŽThirlwall, M.F. Ž163. 299. Geochronology; Concordia; U–Pb; Decay constants ŽLudwig, K.R. Ž166. 315...Argon; Diffusion; Biotite ŽLo, C.-H. Ž165. 135. Concordia; U–Pb; Decay constants; Errors ŽLudwig, K.R. Ž166 |  | Bejgarn, Therese, Söderlund, Ulf, Weihed, Pär, Årebäck, Hans, Ernst, Richard E. (2013) Palaeoproterozoic porphyry Cu–Au, intrusion-hosted Au and ultramafic Cu–Ni deposits in the Fennoscandian Shield: Temporal constraints using U–Pb geochronology. Lithos, 174. 236-254 doi:10.1016/j.lithos.2012.06.015 | Journal (article/letter/editorial) | | QFP dykes fall into two age groups in inverse concordia 207Pb/ 206Pb vs. 238U/ 206Pb diagrams in Fig....the main GI granodiorite at Älgträsk define a concordia age of 1887 ± 3 (Fig. 5a) Ma, MSWD= 0.55. One...fractions from the gabbro north of Älgträsk define a concordia age of 1883±3 Ma (Fig. 5b), MSWD=1.1. Five analyses...fractions from the Tallberg GI intrusive rock yield a concordia age of 1886±3 Ma (Fig. 5c), MSWD=1.4. Two analyses...alteration of the QPG GI at Älgträsk (Fig. 2c) yield a concordia age of 1879 ±5 Ma (Fig. 5o), MSWD =1.7. Six analyses |  | Oberthur, T., Melcher, F., Henjes-Kunst, F., Gerdes, A., Stein, H., Zimmerman, A., El Ghorfi, M. (2009) HERCYNIAN AGE OF THE COBALT-NICKEL-ARSENIDE-(GOLD) ORES, BOU AZZER, ANTI-ATLAS, MOROCCO: Re-Os, Sm-Nd, AND U-Pb AGE DETERMINATIONS. Economic Geology, 104 (7) 1065-1079 doi:10.2113/econgeo.104.7.1065 | Journal (article/letter/editorial) | | und Rohstoffe, Stilleweg 2, D-30655 Hannover, Germany Universität Frankfurt, Institut für Geowissenschaften...Geochemie, Altenhöferallee 1, D-60438 Frankfurt, Germany 3 AIRIE Program, Department of Geosciences, Colorado...rock types (e.g., diorites at Filon 7, Bou Azzer mine). Mineralization has been traced locally for ~1...0361-0128/98/000/000-00 $6.00 (Tarouni, Bou Azzer mine, Bou Azzer East). Further, sulfur isotope compositions...ppb BA mine Filon 7 BA mine Filon 7 BA mine Filon 7 BA mine Filon 7 BA mine Filon 7 BA mine Filon 7 |  | | Journal (article/letter/editorial) | | alterations to be isochemical with the exception of sulphur enriched up to a maximum of 0.6 wt%. Trace element...environment in terms of base and precious elements. Sulphur isotope investigations of pyrites from the rhyodacites...−2.22 ‰, emphasizing a magmatic origin of the sulphur. Geochronological investigations yield in situ...10 and AR 11 - in accordance with their higher sulphur content (Table 1). Pyrite mineralizations have...KOH-fusion and an ion selective electrode, total sulphur by Leco furnace and gold by fire assay followed |  | Ju, Nan, Ren, Yunsheng, Zhang, Sen, Kou, Linlin, Zhang, Di, Gu, Yuchao, Yang, Qun, Wang, Hui, Shi, Lei, Sun, Qiushi, Wu, Tong (2018) The Early Jurassic Chang'anbu porphyry Cu-Mo deposit in Northeastern China: Constraints from zircon U-Pb geochronology and H-O-S-Pb stable isotopes. Geological Journal, 53 (6) 2437-2448 doi:10.1002/gj.3079 | Journal (article/letter/editorial) | | Cu–Mo mineralization during the early Yanshanian. Sulphur, Pb, H, and O isotope data suggest that magma generated...of the geological characteristics for Chang'anbu mine and consist of diorite–quartz diorite–granodiorite... The zircon concordant or plot close to the concordia, with a mean standard M127 (U = 923 ppm; Th =...concentrations of common Pb associated with inclusions. Concordia diagrams were plotted using Isoplot 3.0, and data...static receiving. listed in Table 2, and a U–Pb concordia diagram is shown in Figure 6. The zoning and Th/U |  | | 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...the Namaqua Copper Company that worked in the Concordia area (Fig. 2). The earliest comment on the geology...Tweefontein, Spektakel, Wheal Julia, Hester Maria (now Concordia), Skaaprivier, and Springbok Mines (Fig. 2; cf...is both disseminated and massive; up to 1930, the mine yielded 900,000 tons of hand-sorted ore and concentrates |  | | Journal (article/letter/editorial) | | at 1020 Ma, thereby precluding the 1060 Ma Concordia granite as the source for mineralizing ¯uids....interpreted as fractionated melts derived from the Concordia granite. However, previous inability to directly...W(Mo) deposits are not temporally related to the Concordia granite as was previously presumed (Raith 1995;...syenogranites to alkali-feldspar granites, comprising the Concordia granite, are peraluminous and show slightly subalkaline...major granite bodies of the Spektakel Suite, the Concordia granite (1064 31 Ma) and the Rietberg granite |  | | Journal (article/letter/editorial) | | On the basis of petrographic, ~.eochemical, and sulphur isotope studies, the horizon is interpreted as...A761A Vihanti mane Vihanti mine Vihanti mine Vihanti m m e Vihanti mine Vihanti mane Vihanti mane Vihanti...Vihanti mane Vihanti m m e Vihanti mane Vihanti mine T e m o , Nilsiii T e m o , Nilsiii T e m o , Nilsiii...common iead correction of this isotope. From the concordia diagram (Fig. 3) and the age data (qable 3) it...2 Mo / ,15 5 2~37Pb/ 235U 55 Fig. 3. The concordia diagram representing the sample ma- Discussion |  | Laurent, Antonin T., Seydoux-Guillaume, Anne-Magali, Duchene, Stéphanie, Bingen, Bernard, Bosse, Valérie, Datas, Lucien (2016) Sulphate incorporation in monazite lattice and dating the cycle of sulphur in metamorphic belts. Contributions to Mineralogy and Petrology, 171 (11) doi:10.1007/s00410-016-1301-5 | Journal (article/letter/editorial) | | incorporation in monazite lattice and dating the cycle of sulphur in metamorphic belts Antonin T. Laurent1 · Anne‑Magali...(Connolly and Cesare 1993). This P–T window of sulphur liberation is extensively discussed as it bears...2010). A somewhat less constrained episode of sulphur release occurs in the granulite facies, usually...anomalies concentrating S. In contrast, the report of sulphur-bearing monazite (Chakhmouradian and Mitchell 1999;...Norway. This study elucidates the mechanism of sulphur incorporation in monazite. It demonstrates correlations |  | | Journal (article/letter/editorial) | | involves veining and hydrofracturing. At Rogerley Mine, centimetric Simplified geological map of the Alston...showing localities studied: 1. Tynebottom Mine; 2. Smallcleugh Mine; 3. Wellheads Hush; 4. West Rigg open-cut;...open-cut; 5. Eastgate Cement Works quarry; 6. Rogerley Mine; 7. Scordale (Hilton and Merton Mines) B130 Applied...limestone. Brecciation is also seen at Tynebottom Mine. Here, angular, dark, fine-grained, silicified limestone...major factor, (e.g. the Fe deposits and Smallcleugh Mine); those where both metasomatism and open-space-filling |  | | Journal (article/letter/editorial) | | Bergakademie Freiberg, Freiberg, Saxony, 09596, Germany a r t i c l e i n f o Article history: Received...Geochronology a b s t r a c t The Prieska Copper Mine (Copperton) deposit, located in the Northern Cape...rights reserved. 1. Introduction The Prieska Copper Mine (Copperton) deposit, situated along the eastern...juvenile crust (Barrie and Hannington, 1999; Fig. 6). Sulphur isotope data, recording δ34S values for 34 sulphides...Theart, 1985). Based on these results magmatic sulphur with a variable contribution of thermochemically |  | | Journal (article/letter/editorial) | | the surrounding slates. On the north is the Araca Mine, long known for the beautiful cassiteritecrystalsthere...depositsof Quimsa Cruz have been described. The Concordia Mine, at Vela Cruz, has been investigatedby Rumbold;x...Caracoles. Armas4 alsomentions the mines of Araca, Concordia, and Monte Blanco. In all thesedepositssilveris...Determinationson well-crystallizedchlorite from the Argentine Mine--really part of the Caracolesdistrict--show that...(Argentine, Bolivia) ...... "Chlorite" (Premier Mine, B.C.)... •.649 Larsen •.637 Larsen z.643 Larsen |  | | Journal (article/letter/editorial) | | dated by our published 1166 ± 13 and 1163 ± 11 Ma concordia ages for magmatic emplacement. The Aroams Gneiss...DC01143 * *DC01142 A GAMSBERG 29°15´ B Broken Hill mine k bo ng i r Sp C Supracrustal rocks Hoogoor 'pink'...Achab Gneiss (Cornell and Pettersson, 2007a). Our concordia ages for magmatic emplacement of the Achab Gneiss...cores in zircon of the megacrystic variety gave a concordia age of 1194 ± 11 Ma, representing an inherited...y. older than our 1163 ± 11 and 1166 ± 13 Ma concordia ages (all 2σ errors, i.e., 95% confidence limits) |  | Kvaček, Z., Rajchl, M., Böhme, M., Dvořák, Z., Mach, K., Prokop, J., Konzalová, M. (2004) Early Miocene freshwater and swamp ecosystems of the Most Basin (northern Bohemia) with particular reference to the Bílina Mine section. Journal of the Czech Geological Society, 49 (1-2) 1-40 | Journal (article/letter/editorial) | | Bohemia) with particular reference to the Bílina Mine section Spodnomiocenní sladkovodní a bainné ekosystémy...decades, mainly carried out by the staff of the Bílina Mine geological department. During the last 30 years...friends. These collections are housed in the Bílina Mine Headquarters, Bílina (DB), in the Czech Geological...equivalent deposit can be traced further north in Germany towards the Ancient North Sea, which was situated...two palaeontological localities, the Merkur-North Mine at Ahníkov and the limestone at Tuchoøice. At first |  | Min, M., Zheng, D., Shen, B., Wen, G., Wang, X., Gandhi, S. S. (1997) Genesis of the Sanbaqi deposit: a paleokarst-hosted uranium deposit in China. Mineralium Deposita, 32 (5) 505-519 doi:10.1007/s001260050118 | Journal (article/letter/editorial) | | indicated by their nearly concordant data points on concordia plot. These ages are in the time range of the...referred to as `ore-bearing tectonic belts' in the mine. Thus the breccias are composite in origin (Min...pitchblende samples, P1 and P5, plot close to the concordia (Fig. 7). Sample P5 shows a slight uranium gain...radioactive daughter nuclide is lost), Fig. 7 U-Pb Concordia plot of ®ve pitchblende samples from the Sanbaqi...Stable isotope investigations Sulphur isotope composition of pyrite Sulphur isotope analyses were performed |  | | Journal (article/letter/editorial) | | which was found in that country: it is from the mine of Cwmheisian, thrown out by some miners; the taker...taker of the bargain to excavate the level in the mine was by name William Owen: this was 2 B 280 in...fire-assays of ores and stones from the Cwmheisian Mine, near the Falls of Rhaider Mawddach and Pisyll Cain;...mining engineer, whom Mr. Harvey employed to sell the mine for him, put together all the facts then known of...miles west of Vigra Copper-mine, known as Caegwian Bulchcoch ; Vigra Copper-mine (deep, and flooded at the |  | | Journal (article/letter/editorial) | | m Koperberg Suite a Rietberg Granite m[ Concordia Granite m Modderfontein Granite Gneiss m Nababeep...The mine localities indicated are as follows: ( 1) Kliphoog North Mine (KHN), (2) Tweefontein Mine (TFM)...Flat Mine North (FMN), (4) Nababeep West Mine (NAB), (5) Narrap East Mine (NE), (6) Hoits Mine (HT),...Carolusberg West Mine (CW), (8) Koperberg Central Mine (KC), (9) Fonteinjie West Mine (nW), ( 10) East...O’okiep Mine (EOK), (11) Klein Nigramoep Mine (KN), (12) Spektakel Mine (SPK), (13) Jubilee Mine (JB), |
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