| | Journal (article/letter/editorial) | the carrollite-linnaeite solid solution. appears with a compositionof âąCu0.aCo2.aS 4. The copper-richcompositional...coexistsin the sulfur-richportionof the systemwith copper-bearing cattlerite. Below500ĂžCthe major changes...Assemblages suchas carrollite-chalcopyrite-bornite-cobaltian pyrite and carrollite-cobaltian pyrite-bornite-digenite...mical data for sulfidationequilibria. In the carrollite-linnaeite series,the systematic decrease in unit...numerousore depositsby minor amountsof membersof the car- copper sulfides (Dana and Ford, 1932). In the rollite | | Mambwe, Pascal, Shengo, Michel, Kidyanyama, ThĂ©ophile, Muchez, Philippe, Chabu, Mumba (2022) Geometallurgy of Cobalt Black Ores in the Katanga Copperbelt (Ruashi Cu-Co Deposit): A New Proposal for Enhancing Cobalt Recovery. Minerals, 12 (3) 295 doi:10.3390/min12030295 | Journal (article/letter/editorial) | Congo; shengolutandulamichel@yahoo.fr Department of Mine Geology, Ruashi Mining S.A, Lubumbashi, Democratic...mambwematanda@kuleuven.be; Tel.: +243-810242310 Abstract: Copper-cobalt deposits in the Central African Copperbelt...Copperbelt belong to the Sediment-Hosted Stratiform Copper (SHSC) type and are situated in the Neoproterozoic...minor amounts of chrysocolla and malachite. Minor carrollite, chalcopyrite, chalcocite and bornite are present...and Lower CMN decreases within depth while the copper grade increases. These grade changes reflect the | | | Journal (article/letter/editorial) | tyrrellite), whereas 18 are sulfospinels: cadmoindite, carrollite, cuproiridsite, cuprokalininite, cuprorhodsite...sulfospinel carrollite, cube-octahedral crystal with calcite from Kambove District, Katanga Copper Crescent...after the city of Filipstad, near which the LĂ„ngban mine is 3+ 2+ located. The ideal chemical formula is...its type locality, the Franklin mine, New Jersey, U.S.A. Both the mine and the mineral took their name...described by von Moll (1807) from the Falun copper mine, Dalama, Sweden, gahnite was named after the | | TATSUMI, TATSUO, NAKAYAMA, FUMIMARO, URABE, TETSURO, SHIMAZAKI, HIDEHIKO (1975) Carrollite from the Sazare mine, Ehime Prefecture, Japan. Mineralogical Journal, 7 (6) 552-561 doi:10.2465/minerj1953.7.552 | Journal (article/letter/editorial) | MINERALOGICAL JOURNAL, VOL. Carrollite from Ehime TATSUO 7, 6, the pp. and 1) Geological...Geological HIDEHIKO of Itochu Co . 1975 mine, NAKAYAMA2), Institute University APRIL Japan FUMIMARO...Chuo-ku, Tokyo 103 ABSTRACT Mode of Sazare mine bound massive Shikoku, are and ore or to...which the A. was the Sanbagawa carrollite to pyrite. Nkana mine, be from originally Chemical...method of cases. EPMA Cobalt element of carrollite has been well known that ores from from | | Hu, Wentao, Tian, Kai, Zhang, Zhengyang, Guo, Jiuchuan, Liu, Xinwei, Yu, Hongdong, Wang, Huajun (2021) Flotation and Tailing Discarding of Copper Cobalt Sulfide Ores Based on the Process Mineralogy Characteristics. Minerals, 11 (10) 1078 doi:10.3390/min11101078 | Journal (article/letter/editorial) | minerals Article Flotation and Tailing Discarding of Copper Cobalt Sulfide Ores Based on the Process Mineralogy...; Wang, H. Flotation and Tailing Discarding of Copper Cobalt Sulfide Ores Based on the Process Mineralogy...mineral composition of copperâcobalt ores is more complex than that of copper sulfides, and it is also...promote total recovery in primary flotation. The copperâcobalt sulfide concentration was obtained at the...sulfides were recovered as a by-product of copper minerals [4â6]. Copper is also a widely employed metallic element | | ITOH, SHIRO, ENDO, YUJI, SATO, TAKEO, SHIMAZAKI, YOSHIHIKO (1973) Carrollite from the Shirataki mine, Kochi Prefecture, Japan. Mineralogical Journal, 7 (3) 282-288 doi:10.2465/minerj1953.7.282 | Journal (article/letter/editorial) | 282-288, OCT., 1973 Carrollite Kochi from the Shirataki Prefecture, mine, Japan SHIRO ITOH, YUJI...135 Hisamoto, Takatsu, Kawasaki 213 ABSTRACT Carrollite was identified from the ores of the cupriferous...cupriferous pyrite deposit of the Shirataki mine. It occurs closely associated with chalcopyrite and pyrite....the second occurrence of carrollite in Japan. Introduction Carrollite, a copper-bearing member of the linnaeite...Ni, Fe, Cu)S4, usually occurs in copper deposits associated with copper, nickel, and iron sulphides. It | | Dehaine, Quentin, Tijsseling, Laurens T., Rollinson, Gavyn K., Buxton, Mike W. N., Glass, Hylke J. (2021) Geometallurgical Characterisation with Portable FTIR: Application to Sediment-Hosted Cu-Co Ores. Minerals, 12 (1) 15 doi:10.3390/min12010015 | Journal (article/letter/editorial) | Abstract: Cobalt (Co) mine production primarily originates from the sediment-hosted copper (Cu) deposits of...potential to measure rapidly and, preferably, within the mine at relatively low-cost. In this study, the application...readily integrated into a 3D predictive model for mine planning and mineral processing to support production...particularly true for the stratiform sediment-hosted copper-cobalt deposits of the Democratic Republic of Congo...Congo (DRC) from which most of the current cobalt mine production originates [12,13]. These deposits usually | | | Journal (article/letter/editorial) | No. 2 THE LINNAEITE GROUP OF COBALT-NICKELIRON-COPPER SULFIDES W. A. Tenn, []niaersity of Missouri. The...linnaeite (siegenite), daubr6elite, cubanite, and carrollite. He does not include polydymite. In the 1932..."Polydymite-Carrollite-group" for the linnaeite minerals. Linnaeite (siegenite), polydymite, carrollite, and...grouping of other mineralogists. Hintzes includes carrollite, daubr6elite, linnaeite (siegenite), sychnodymite...minerais are included in this discussion: linnaeite, carrollite, sychnodymite, siegenite, violarite, and polydymite | | | Journal (article/letter/editorial) | define the conditions under which sulphide ores of copper and cobalt may have formed or undergone re-equilibration...of formation and/or re-equilibration of certain copper-cobalt sulphides of the Zambian Copperbelt and...chiefly confined to the Lower Roan Group of the Mine Series which, to the southwest of the central Kafue...ROANB A S I N ~ Luanshya Fig. I. Distribution of copper-cobalt deposits in the Zambian Copperbelt and their...exception of Nkana Central and South orebodies, copper and cobalt sulphides are less well-developed in | | SoĆnicka, Marta, Gigler, Gruffudd M., Kinnaird, Judith A., PrzybyĆowicz, Wojciech J., Chimvinga, Joseph, Master, Sharad, Plessen, Birgit (2019) Mineralizing fluids of the supergene-enriched Mashitu South Cu-Co deposit, Katanga Copperbelt, DRC. Ore Geology Reviews, 109. 201-228 doi:10.1016/j.oregeorev.2019.04.001 | Journal (article/letter/editorial) | Geosciences, Telegrafenberg, D-14473 Potsdam, Germany c AGH University of Science and Technology, Faculty...Geosciences, Telegrafenberg, D-14473 Potsdam, Germany Tel: +49 (0) 331 288 1907, e-mail address: sosnicka@gfz-potsdam...dolomites from veins containing spectacularly large carrollite, chalcopyrite, bornite and chalcocite crystals... which provided metals for giant crystals of carrollite in post-tectonic ore veins from the Kamoya South...Co mineralization. Keywords: fluid inclusions; copper; cobalt; Katanga Copperbelt; sediment-hosted deposits | | | Journal (article/letter/editorial) | replacement of an intermediate member of the linnaeite-carrollite series by djurleite in the Carrizal Alto deposits...zones consisting of essentially stoichiometric carrollite (Co,cuS+) and lesser amounts of a cobalt sulfide...now-abandoned,but once highly productive, Canizal Alto copper camp, Atacama Province,northernChile (Lat. 28"...systemCo-Cu-S.The effectsof supergenealteration of a cobalt-copper sulfide are well shown in this specimen,which containsa...worked at this camp. Its preciseprovenancein the mine is unknown. Grains of the hypogeneore minerals are | | | Report (issue) | Carrollite Cu(Co, Ni)2S4 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Cubic. Point...Color: Pale gray to steel-gray, tarnishing easily to copper-red or violet-gray. Luster: Metallic. R: (400)...Cu0.69 Co1.88 Ni0.38 Fe0.12 S4.00 . (3) Siegen, Germany; recalculated to 100% after deduction of quartz...94 Co1.92 Ni0.20 Fe0.05 S4.00 . (4) Mineral Hill mine, Maryland, USA; corresponds to Cu0.48 Co1.88 Ni0...Maryland, in the Patapsco mine, Finksburg [TL], and the Mineral Hill mine, Sykesville. At Boleo, Baja | | | Journal (article/letter/editorial) | of Flotation Performance for a Sediment-Hosted CopperâCobalt Sulphide Ore Laurens T. Tijsseling 1,2 ...mineralogical variability in a sediment hosted copperâcobalt deposit in the Democratic Republic of Congo...chalcocite and carrollite are the main copper-bearing sulphide minerals while carrollite is the only cobalt-bearing...magnesiochlorite content, carrollite liberation and association of the copper and cobalt minerals with...Cross Validation (LOOCV) revealed that the final copper and cobalt grades are predicted with an R2 of 0 | | | Journal (article/letter/editorial) | and pyrrhotite, but also cobalt pentlandite, carrollite, wittichenite, galena, mawsonite, silver and...electrum. Chalcopyrite hosts cobalt pentlandite, carrollite, wittichenite, galena and a sequence of Se- and..., with the trace phases, cobalt pentlandite, carrollite, wittichenite and various Se- and Te-bearing...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 | | Förster, Hans-JĂŒrgen, Ma, Chi, Grundmann, GĂŒnter, Bindi, Luca, Stanley, Christopher J. (2019) Nickeltyrrellite, CuNi2Se4, a new member of the spinel supergroup from El DragĂłn, Bolivia. The Canadian Mineralogist, 57 (5) 637-646 doi:10.3749/canmin.1900025 | Journal (article/letter/editorial) | Centre for Geosciences GFZ D - 14473 Potsdam, Germany CHI MA Division of Geological and Planetary Sciences...GUÌNTER GRUNDMANN Eschenweg 6, D-32760 Detmold, Germany LUCA BINDI Dipartimento di Scienze della Terra...CuNi2Se4, is a new selenide species from the El DragoÌn mine, Department of PotosıÌ, Bolivia. It most frequently...comprehensively described by Grundmann & FoÌrster (2017). The mine is located in southwestern Bolivia, in the Cordillera...southwest of Cerro Rico de PotosıÌ. The abandoned mine is located at 198 49 0 23.90 00 S (latitude), 658 | | El Desouky, Hamdy A., Muchez, Philippe, Boyce, Adrian J., Schneider, Jens, Cailteux, Jacques L. H., Dewaele, Stijn, von Quadt, Albrecht (2010) Genesis of sediment-hosted stratiform copperâcobalt mineralization at Luiswishi and Kamoto, Katanga Copperbelt (Democratic Republic of Congo) Mineralium Deposita, 45 (8) 735-763 doi:10.1007/s00126-010-0298-3 | Journal (article/letter/editorial) | ARTICLE Genesis of sediment-hosted stratiform copperâcobalt mineralization at Luiswishi and Kamoto,...CuâCo sulfide minerals are chalcopyrite, bornite, carrollite, and chalcocite. These minerals are in many places...have paid much attention to the highly economic copperâcobalt mineralization of this ore province. These...been rewarded by the discovery of up to âŒ200 Mt of copper if subeconomic (Cuâ„1 wt.%) occurrences are included...sediment-hosted stratiform copperâcobalt province in the world. The sediment-hosted stratiform copper deposits are | | | Journal (article/letter/editorial) | carrollites (8.5 wt~ Fe) occur as an unmixed phase in a copper linnaeite host from the Zambian Copperbelt. Primary...restricted to include the following species: Carrollite (Co2Cu)3S 4 Linnaeite Co3S 4 Siegenite (Co Ni)3S4...cobalt-bearing violarites (Co,Ni,Fe)3 $4 are common and copper-bearing siegenites (Cu,Ni, Co)3S4 have been termed...fletcherites (Craig and Carpenter, I977). Although carrollite and violarite (usually secondary after pentlandite)...varieties within the group. A phase more copper-rich than carrollite (Co2Cu)3S 4 on the Cu3S4-Co384 join would | | Pattrick, R. A.D., Coker, V. S., Pearce, C. I., Telling, N. D., van der Laan, G. (2008) The Oxidation State of Copper and Cobalt in Carrollite, Cuco2s4. The Canadian Mineralogist, 46 (5) 1317-1322 doi:10.3749/canmin.46.5.1317 | Journal (article/letter/editorial) | 46.5.1317 THE OXIDATION STATE OF COPPER AND COBALT IN CARROLLITE, CuCo2S4 Richard A.D. PATTRICK§, Victoria...demonstrate that the valence state of copper in the thiospinel carrollite (CuCo2S4) is Cu+ with a d count of...notion of the presence of Cu2+ in carrollite. Keywords: carrollite, oxidation state, L-edge, X-ray absorption...que la valence du cuivre dans le thiospinelle carrollite (CuCo2S4) est monovalent, avec un compte des...prĂ©sence de Cu2+ dans la carrollite. (Traduit par la RĂ©daction) Mots-clĂ©s: carrollite, taux dâoxydation, seuil | | | Journal (article/letter/editorial) | Roberts Ă Adrian J. Boyce Origin of the Nchanga copperâcobalt deposits of the Zambian Copperbelt Received:...largest accumulations of sediment-hosted stratiform copper mineralization. The Nchanga deposit is one of the...and contains two major economic concentrations of copper and cobalt, hosted within the Lower Roan Group...Katangan Supergroup. A Lower Orebody (copper only) and Upper Orebody (copper and cobalt) occur towards the top...completely replaced by malachite and copper oxides. Carrollite is the major cobalt-bearing phase and | | | Report (issue) | Joe Budd photo. Calcite, 5.5 cm, from the Conco mine, North Aurora, Kane County, Illinois. Hummingbird...lustrous, limpid gray-green calcite from the Conco mine, North Aurora, Kane County, Illinois, which are...a big pocket system in the underground limestone mine 20 miles west of downtown Chicago. The forms of...$250. Kunzite spodumene, 5 cm, from the Oceanview mine, Pala district, San Diego County, California. Trinity...being extracted from the pegmatite at the Oceanview mine, Pala district, San Diego County, Californiaâand | | | Journal (issue) | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Ariesheim, Switzerland Jeffrey A...on p. 327 COVER: BARITE, 17 cm, from the Miekle mine, Nevada. (See the article in the previous issue...rediscovered the Moctezuma mine that was first opened for gold in 1937. This mine, though small, provided...Dr. Gaines wrote a compre hensive review of this mine for The Mineralogical Record early in its first...Issue Benitoite, Gold L.A. County Museum, Himalaya mine $10 v.9/#3 Kalahari rhodochrosite, Paterson (NJ) | | | Journal (article/letter/editorial) | 1.219 THE SULFIDES AND SELENIDES OF THE MUSONOĂ MINE, KOLWEZI, KATANGA, DEMOCRATIC REPUBLIC OF CONGO...the Thrust-Slice â2400ââ of the MusonoĂŻ Extension mine, Katanga, Democratic Republic of Congo, has provided...provided new insights into the origin of copper sulfides and selenides. The early sulfides are pyrite, covellite...Subsequently, Se-rich copper minerals, berzelianite and Se-bearing carrollite formed, followed by the...minerals and mainly resulted in the leaching of copper. Replacement phases are spionkopite, yarrowite | | | Report (issue) | chalcopyrite carrollite chromite copper exclusive economic zone iron hematite iron oxide-copper-gold mega-annum... The vast majority of cobalt is a byproduct of copper and (or) nickel production. Cobalt is increasingly...is the only sedimentary rock-hosted stratiform copper district that contains significant cobalt. Its...primary cobalt production is from magmatic nickel-copper and nickel laterite deposits. Cobalt is present...present in several carbonatehosted lead-zinc and copper districts. It is also variably present in Besshi-type | | | Journal (article/letter/editorial) | Diagenesis in Ore Formation, KonkolaBasin,Zambian Copper Belt M. SWEENEY,P. TURNER,AND D. J. VAUGHAN Departmentof...carrollitesand dolomites,and whole-rockanalysisfor total copper,total carbon,and organic carboncontent.Stableisotope...Lufilian fold arc of central Africa. The sul- THE copper belt of Zambia stretchesfor approximately150 km...overturned The literatureregardingthe genesis of the copper limbs. Regional metamorphismaccompaniedthe belt...programof stableisotopeanalyses has length of the copper belt. Between the North and beenundertakenon the | | Buckley, Alan N., Skinner, William M., Harmer, Sarah L., Pring, Allan, Fan, Liang-Jen (2009) Electronic environments in carrollite, CuCo2S4, determined by soft X-ray photoelectron and absorption spectroscopy. Geochimica et Cosmochimica Acta, 73 (15) 4452-4467 doi:10.1016/j.gca.2009.05.030 | Journal (article/letter/editorial) | elsevier.com/locate/gca Electronic environments in carrollite, CuCo2S4, determined by soft X-ray photoelectron...2009 Abstract Fracture surfaces of a natural carrollite specimen have been characterised by synchrotron...negative than SâII. Therefore it was concluded that carrollite can be best represented by CuICoIII2(S4)âVII...species. The density of Cu d states calculated for carrollite differed from that previously reported but was...absorption spectrum. The initial oxidation of carrollite in air under ambient conditions was conïŹrmed |
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