 | Szopa, Krzysztof, Krzykawski, Tomasz, Banasik, Kamila, KrĂłl, Piotr, Skreczko, Sylwia, Mounteanou, Stefania Andriopoulou, Koziarska, Marta (2021) EMPA, XRD, and Raman Characterization of Ag-Bearing Djurleite from the Lubin Mine, Lower Silesia, Poland. Minerals, 11 (5) 454 doi:10.3390/min11050454 | Journal (article/letter/editorial) | | Characterization of Ag-Bearing Djurleite from the Lubin Mine, Lower Silesia, Poland Krzysztof Szopa 1, * , Tomasz...Characterization of Ag-Bearing Djurleite from the Lubin Mine, Lower Silesia, Poland. Minerals 2021, 11, 454....Intergrowths and transformations between djurleite, digenite, and chalcocite are common. Moreover, in reflected...is less bluish than digenite, and its reflectivity is higher than both digenite and bornite, in air and...sulfides, i.e., chalcocite, bornite, chalcopyrite, or digenite. Publisherâs Note: MDPI stays neutral with regard |  | Song, Yang, Yang, Chao, Wei, Shaogang, Yang, Huanhuan, Fang, Xiang, Lu, Hongtao (2018) Tectonic Control, Reconstruction and Preservation of the Tiegelongnan Porphyry and Epithermal Overprinting Cu (Au) Deposit, Central Tibet, China. Minerals, 8 (9) 398 doi:10.3390/min8090398 | Journal (article/letter/editorial) | | Sciences, Oregon State University, Corvallis, OR 97331, USA Correspondence: songyang@mail.cgs.gov.cn; Tel.: +86-010-6899-9087...replaced sericite, accompanied with covellite, digenite, enargite, and tennantite replacing chalcopyrite...located approximately at 100 km northwest of Gerze county, on the western BNMB (Figure 1). This belt is supposed...the metamorphosed accretionary complex formed by north-dipping subduction of the BNO plate under the Qiangtang...Qiangtang terrane [18]. complex formed by north-dipping subduction of the BNO plate under the Qiangtang |  | | Journal (issue) | | than 1%. This is timely, as the end of 2005 is the cut off date for references to be included in a book...spectacular. T Since the theme was fluorite, north-of-England localities featured extensively. Only...Halkyn Mountain in north Wales. The Comish specimens included a small group of cut stones, these are common...Briscoe produced a display themed on a single mine. Cambokeels Mine (sometimes known also as Cammock Eals),...sparkling pyrite crusts. A couple of photographs of the mine provided an interesting backdrop. Simon Harrison |  | | Journal (article/letter/editorial) | | Massive, fine-grained, steely chalcocite, Anaconda mine (E-W) .................................. 22.21...partiaily replaced by sooty chalcocite. West Colusa mine, 700 L. (E-W) Pyrite .............................chaicopyrite with little pyrite and tetrahedrite. Badger mine, State vein, 2,200 L. (E-W) Galena with little...sphalerite. vein, 1,600 L. Galena XII-D2-Bu127 --- mine. Bornite .................................. XII-D2-Bu113...of granitoid rock containing disseminated pyrite cut by a 1 cm wide veinlet of pyrite with some sooty |  | | Journal (article/letter/editorial) | | idaite, covellite, yarrowite, spionkopite, anilite, digenite, djurleite, and chalcocite have been identified...chalcocite-H â chalcocite-M â djurleite â low digenite or (anilite + djurleite) â yarrowite + spionkopite...crystallization of chalcocite-M, djurleite, and low digenite or (anilite + djurleite) took place between 103...of the Stavelot Massif, Belgium, in quartz veins cross-cutting chloritoid-bearing schists of Ordovician...the schists, and du Ry et al. (1976) identified digenite and djurleite in a quartz vein. The present paper |  | | Journal (article/letter/editorial) | | narrow fringe forms a blanket-like surface which cross-cutsbedding at shallow angles. Although the ore...sequencein ascending order is chalcocite, djurleite, digenite, bornitc, chalcopyrite and pyrite. Abnormal concentrationsof...syncline betweenthe PorcupineMountain uplift on the north and the BerglandHills to the south (Fig. 1). Dips...which occursalong the western margin of the present mine area. This is a reverse right-hand fault with a...a steepdip to the northeast. Southwest of the mine, the horizontaldisplacement is estimated mineralogyand |  | | Journal (article/letter/editorial) | | VIVIEN GORNITZ AND PAUL F. KERR Abstract The Orphan Mine uranium orebodyoccursin a nearly circular, vertical...Mineralization in the Grand Canyon excluding the Orphan Mine .......................... Igneousactivity ............................... Structureof the Orphan Mine ................... Lithology ...................O-300 â˘lan â˘onl⢠â˘sto⢠Toroweap Forrnat â˘n â˘0 It mine, and from the Redwall, Supai, Hermit, Coconino,Toroweap...Introduction predominate. The Orphan Mine lies ⢠mile west Tâ˘Iâ˘. Orphan Mine is locatedmidway between of the |  | | Journal (article/letter/editorial) | | OF SULFIDE ASSEMBLAGES IN THE FORMER WILHELMINE MINE, SPESSART, BAVARIA, GERMANY Martin OKRUSCH§ Mineralogisches...mineralization in the abandoned Wilhelmine copper mine, Sommerkahl, Spessart, northwestern Bavaria, Germany...enargite I, pyrite I, chalcopyrite I, bornite I and digenite I. (ii) During a subsequent stage of recrystallization...grains of tennantite II, enargite II, bornite II, digenite II, pyrite II and chalcopyrite II. Minimum temperatures...composition of fine-grained to submicroscopic digeniteâbornite intergrowths, exsolved from an initial |  | | Journal (article/letter/editorial) | | Townsville, QLD 4811, Australia Mine Geology Department â Batu Hijau Mine, PT Newmont Nusa Tenggara, Lombok-NTB...deposits, early copper minerals (borniteâchalcociteâdigenite) are well preserved at Batu Hijau and late sulphidation...Indonesia; Bajo de la Alumbrera, Argentina; Bingham, USA) where gold is closely associated with the copper...hypogene chalcocite, digenite, bornite solid solution (chalcociteâbornite and digeniteâbornite), and bornite...proportion of the copper.3 The B and C veins cross cut A veins. The B veins contain chalcopyrite Âą bornite |  | | Book (edition) | | OX5 1 GB, UK 225 Wyman Street, Waltham, MA 02451, USA Copyright Š 2015, 2008 Elsevier B.V. All rights reserved...in massive bornite (violet grey); one grain is cross-cut by a crack filled with secondary covellite (blue)...seen, for instance, in âSchalenblendeâ) can show cross-shaped extinctions, if the respective mineral is...grey) in hematite crystal (lighter grey). Right: Cross-like sphalerite exsolution (grey) in chalcopyrite...(creme). Right (bottom): Polychaeta relict (diagonal cut through tube worm wall) from the former surface of |  | Putz, Hubert, Paar, Werner H., Topa, Dan, Makovicky, Emil, Roberts, Andrew C. (2006) Catamarcaite, Cu6GeWS8, a new germanium sulfide mineral species from Capillitas, Catamarca, Argentina: description, paragenesis and crystal structure. The Canadian Mineralogist, 44 (6) 1481-1497 doi:10.2113/gscanmin.44.6.1481 | Journal (article/letter/editorial) | | Argentina. The new mineral is associated with bornite, digenite, chalcocite, covellite, sphalerite, hĂźbnerite...to subhedral, intensely twinned grains within digenite â chalcocite â sphalerite ore. The mineral is...melanocratic dikes of basaltic composition are exposed north and west of the diatreme. The diatreme is host to...veins, which cross-cut the diatreme volcanic suite and the adjacent Capillitas granite north and west of...show a cockade texture. Ores rich in bornite â digenite â chalcocite are mainly restricted to the central |  | | Journal (article/letter/editorial) | | several new localities, including the Flambeau copper mine near Ladysmith (Rosemeyer 1999, the Vulcan Materials...Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...zircon), particularly in the Wausau area of Marathon County (Falster 1987). Middle Proterozoic quartzites (1...found there (Merge 1996). One deposit, the Flambeau mine near Ladysmith, has already been mined. Other deposits...krennerite, dzahlindite, and kolbeckite. To the north a different early Proterozoic metasedimentary sequence |  | Mathieu, Jordan, Turner, Elizabeth C., Kontak, Daniel J., Fayek, Mostafa, Mathur, Ryan (2018) Atypical Cu mineralisation in the Cornwallis carbonate-hosted Zn district: Storm copper deposit, Arctic Canada. Ore Geology Reviews, 99. 86-115 doi:10.1016/j.oregeorev.2018.06.009 | Journal (article/letter/editorial) | | Canada c Juniata College, Huntingdon, PN 16652, USA *jy_mathieu@laurentian.ca Abstract The metallogenetically...Arctic islands, includes the past-producing Polaris mine and numerous base-metal showings, including Storm...shows elevated δ65Cu values from +1.31â° in the north to +3.44 â° in the south, suggesting a probable southward...precipitated. Prolonged meteoric fluid movement from the north, with intermittent episodes of basin-equilibrated...basinbounding faults in the nearby Borden basin (north Baffin Island; Fig. 1). There is no known record |  | | Report (chapter) | | Oceanographic Institution, Woods Hole, MA 02543, USA 5Present address: National Key Centre in Economic...silica, minor covellite, bornite, chalcocite, digenite, magnetite, haematite, aragonite and trace barite...seen at this site, which is approximately 150m north of the high-temperature vents at Sites 3, 4 and...Sphalerite Wurtzite Chalcopyrite Isocubanite Bomite Digenite Covellite 9 Typelb Organpipe Type III Crust...gradational zoning from sphalerite to isocubanite (cross-cut by pyrrhotite lath) to pyrrhotite. Downloaded |  | | Journal (article/letter/editorial) | | containssignificantbornite, and nilnor covellite, digenite. and djurleite. Four broad categoriesof ore have...barren or weakly mineralizedzone. Fracture ore cross-cutsthe strata and is generally not of economic...other mining companiesmoved southward from the north end of whatis nowknownastheViburnumTrend (Fig....gional depositional strike of the sediments, some The mine, about 13 miles northwestof Ellington, distinctlydifferent...with a designed west. In the eastern portion of the mine, many capacityof 6,000 tons of ore per day. Lead |  | Shelton, K.L., Burstein, I.B., Hagni, R.D., Vierrether, C.B., Grant, S.K., Hennigh, Q.T., Bradley, M.F., Brandom, R.T. (1995) Sulfur isotope evidence for penetration of MVT fluids into igneous basement rocks, southeast Missouri, USA. Mineralium Deposita, 30 (5) doi:10.1007/bf00202278 | Journal (article/letter/editorial) | | into igneous basement rocks, southeast Missouri, USA K.L. Shelton 1, I.B. Burstein 1, R.D. Hagni 2, C...65211 USA 2 Department of Geology and Geophysics, University of Missouri, Rolla, Missouri 65401 USA 3 Department...Colorado 80401 USA 4 Magmont Mine, Cominco American Incorporated, Bixby, Missouri 65439, USA s Leica Inc..., 111 Deer Lake Road, Deerfield, Illinois 60015 USA Received: 1 December 1994/Accepted: 24 April 1995...part of the stable cratonic interior region of North America. The principal geological feature of the |  | von Seckendorff, V., DrĂźppel, K., Okrusch, M., Cook, N. J., Littmann, S. (2000) Oxide-sulphide relationships in sodalite-bearing metasomatites of the Epembe-Swartbooisdrif Alkaline Province, north-west Namibia. Mineralium Deposita, 35 (5) 430-450 doi:10.1007/s001260050254 | Journal (article/letter/editorial) | | of the EpembeÂąSwartbooisdrif Alkaline Province, north-west Namibia Received: 22 October 1998 / Accepted:...of sodalite in the area around Swartbooisdrif, north-west Namibia. The mineralisation was formed by metasomatic...event. Smaller amounts of chalcopyrite, bornite, digeniteÂąchalcocite, galena, ferroan siegenite, millerite...metasomatites in the Swartbooisdrif area, Kunene Region, north-western Namibia. In this area, anorthosites and...dykes up to 100 m in length and 3Âą5 m in width, cross-cutting the anorthosite complex (Figs. 2, 3). A |  | RamĂrez, Luis E., Parada, Miguel A., Palacios, Carlos, Wittenbrink, Jens (2008) Magmatic evolution of the Mantos Blancos copper deposit, Coastal Range of northern Chile: insight from SrâNd isotope, geochemical data and silicate melt inclusions. Resource Geology, 58 (2) 124-142 doi:10.1111/j.1751-3928.2008.00049.x | Journal (article/letter/editorial) | | to the second event. A late-ore mafic dike swarm cross-cuts all rocks in the deposit. Two types of granodioritic...to a variable degree. Late mafic dike swarms cross-cut all previously mentioned rock units and are essentially...1985). Drill cores located in the vicinity of the mine also provide evidence of an outward decreasing thickness...but are also recognized from drill cores in the mine. Commonly it contains 35â50% of 0.5â5-mm large phenocrysts...hydrothermal breccias are recognized in the pit of the mine. They are spatially related with N-S faults and |  | | Journal (issue) | | iA A VI L I I Jl i Wayne Q Dona Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA 9265 (714)...Leonard Beach, whose undying faith in the Sweet Home Mine made it all happen. M in e FRONTISPIECE: âThe...24 cm, found in the Good Luck Pocket, Sweet Home mine, in 1992. Sweet Home Rhodo, Inc. specimen; photo...17 cm, found in the Good Luck Pocket, Sweet Home mine, in 1992. Sweet Home Rhode. Inc. specimen; photo...specimen collecting in our time: the Sweet Home mine operation. Many thousands of specimens have reached |  | | Journal (article/letter/editorial) | | contact of intrusive with limestone, observable in the mine from just below the Ursoanea access gallery down...exception of the occurrence in the Magnet open pit mine. Garnet (and75gr25), the dominant constituent of...1.0 % in Cu-Fe ores FIG. 3. Schematic SSW NNE cross-section through the Simon Iuda deposit in the central...magnetite has a pronounced second cleavage, which cross-cuts the earlier fabric (Fig. 4d). Remobilized bornite...cleavage generations in recrystallized magnetite cross-cutting primary inclusion-rich cores. Photograph |  | | Journal (article/letter/editorial) | | deposited under less highly oxidizing conditions. Digenite with minor intergrown covellite occurs in small...small amount with manganoan calcite and quartz in a cross-cutting late-stage vein; chalcopyrite and native...1965). Ardennite occurs in quartz veins which cross-cut coticule in the same massif(Fransolet, 1982)....provided appears to be that at Kajlidongri manganese mine, M a d h y a Pradesh, India, where ardennite occurs...Coombs et al. Fig. 2. Section through ardennite vein cut parallel to and closely adjacent to vein wall. The |  | Reiser, Fiona K.M., Rosa, Diogo R.N., Pinto, Ălvaro M.M., Carvalho, JoĂŁo R.S., Matos, JoĂŁo X., GuimarĂŁes, Fernanda M.G., Alves, LuĂs C., de Oliveira, Daniel P.S. (2011) Mineralogy and geochemistry of tin- and germanium-bearing copper ore, BarrigĂŁo re-mobilized vein deposit, Iberian Pyrite Belt, Portugal. International Geology Review, 53 (10) 1212-1238 doi:10.1080/00206811003683168 | Journal (article/letter/editorial) | | is composed mainly of bornite, covellite, and digenite. Whole-rock analyses show anomalous tin and germanium...being located only 10 km northwest of the BarrigĂŁo mine (Figure 1). The IPB is considered to be one of five...structures branch off the main structures. The veins cross-cut Visean shales and greywackes of the MĂŠrtola Formation...de Neves Corvo, SA) 2.5 km northeast of the old mine workings confirmed that the MĂŠrtola Formation continues...exploitation for copper reserves in the pre-existing mine galleries (Ferreira et al. 1995), which resulted |  | | Book | | siderite, Force Crag Mine, Braithwaite (MNS 4491) Back cover-'Daisy' gypsum, Birks Head Mine, Long Marton (MNS...Gill Mine, Caldbeck Fells (MNS 4492) (top right) Quartz, variety rock crystal, Carrock Fell Mine, Mosedale...(bottom left) Hematite, variety kidney ore, Nab Gill Mine, Boot (MNS 4490) (bottom right) ISBN O 85272 099...Ordovician and Carboniferous rocks in the area north of Ullswater. Upper Carboniferous Coal Measures...present century when the area's last major lead mine, Greenside, closed in 1962. The celebrated graphite |  | | Journal (article/letter/editorial) | | fourth segment of the Central Indian Ridge Ĺ˝CIR. north of the Rodriguez Triple Junction Ĺ˝RTJ., near 238S...Ĺ˝HPS. is located in the third segment of the CIR north of the Rodriguez Triple Junction Ĺ˝RTJ. on the western...were noticed several tens of kilometers to the north in the âSonne Fieldâ Ĺ˝SF. Ĺ˝Pluger et al., 1990....in the central portion of the fourth CIR segment north of the RTJ Ĺ˝Fig. 1.. An extent of 85 km makes this...separation. A clean separation of chalcopyrite, digenite and sphalerite was impossible, because of the |  | | Journal (article/letter/editorial) | | chalcopyrite, quartz and/or minor bornite, pyrite, digenite and sporadic pyrrhotite; and (D) quartz, calcite...intense alterationmineralization. They distinctly cross-cut and offset the early porphyries and quartz veins/veinlets...Calâcalcite, Ccpâchalcopyrite, Chlâchlorite, Dgâdigenite, Dktâdickite, Epâepidote, Gnâgalena, Hblâhornblende... 2) categorized, based on their mineralogy and cross-cutting features, in four groups as follows: 3...A-veinlets formed in still partly ductile rocks cut by poly-sulďŹde type C in potassic zone (sample no |
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