 | | Journal (article/letter/editorial) | | Magazine, June 1999, Vol. 63(3), pp. 353-361 A cobaltite-framboidal pyrite association from the Kupferschiefer:...History Museum, Cromwell Road, London, SW7 5BD, UK Cobaltite-cemented pyrite framboids are reported from the...In the framboids, cobaltite occurs interstitial to the pyrite crystals. The cobaltite-cemented framboids...shales. Textural relations and distribution of the cobaltite is interpreted as indicating that the framboids...acted as a site of preferred cobaltite precipitation and that the cobaltite precipitated in response to |  | | Report (issue) | | 113 113 113 114 115 PAGE Germany (The Federal Republic and Eastern Germany) Greece • • • • • • • • •...Selection Trust Ltd.; Rhokana Corporation Ltd.; Rhoanglo Mine Services Ltd.; Anglo-American Corporation of South...Corporation of South Africa, Ltd.1 Aerial view showing copper n1elter on the I KANA PLANT, NORTHERN RHOOESIA...however, exploitation is primarily for such metals as copper, nickel or silver with which cobalt is commonly...France, with smaller quantities imported by Federal Germany, New Zealand, Italy, Sweden, Australia, Argentina |  | | Journal (issue) | | The Kibblehouse Quarry F. A. Keidel 130 The "Cobaltite° Crystals from the K.Joblehouse Quarry J. Alexander...Cornwall-Type Iron Mines Bryon Brookmyer 140 The Native Copper and Piemontite Localities of Adams County Jay Lininger...Cornwall mines and those of French Creek, the Grace Mine and the Kibblehouse Quarry. Articles on several...Pennsylvania's larger erals, including copper and iron. Native copper mineral industries. occurs in metamorphosed...in their heyday. These fields still form the wall mine was only recently flooded after 200 source of the |  | | Journal (article/letter/editorial) | | constituent of the Mount Isa copper ores. The cobalt-bearing minerals cobaltite, alloclasite, (?) glaucodot... The primary mineral is coarsely crystalline cobaltite which is examined here and compared with Mount...of the important Mount Isa silverlead-zinc and copper lodes which occur in the Cloncurry field". Until...W23a (Table 1). With continued development of the copper orebodies further cobalt occurrences have been...Mount Isa Mine and concluded that in relation to the "silica-dolomite" host rocks for copper mineralization |  | Acosta-Gongora, P., Gleeson, S. A., Samson, I. M., Ootes, L., Corriveau, L. (2015) Gold Refining by Bismuth Melts in the Iron Oxide-Dominated NICO Au-Co-Bi ( Cu W) Deposit, NWT, Canada. Economic Geology, 110 (2) 291-314 doi:10.2113/econgeo.110.2.291 | Journal (article/letter/editorial) | | The prograde assemblage (>400°C) consists of cobaltite, Co-rich loellingite, and Co-rich arsenopyrite...potentially other Au-Bi-Te-Fe-As-S-rich iron oxide-copper-gold (IOCG) deposits. Introduction The occurrence...minerals are Co-rich arsenopyrite and loellingite, cobaltite, native Bi, bismuthinite, chalcopyrite, and emplectite...67o 1000 km Great Bear Lake Wopmay Orogen COPPER MINE HOMOCLINAL 116o Eldorado/Echo Bay/ El Bonanza...511000m E 512000 513000 514000 ke Chalco la A Copper showing X X’ 0 X N228 X’ Heterolithic breccia |  | Szentpeteri, K., Watkinson, D. H., Molnar, F., Jones, P. C. (2002) Platinum-Group Elements-Co-Ni-Fe Sulfarsenides and MineralParagenesis in Cu-Ni-Platinum-Group Element Deposits, Copper Cliff NorthArea, Sudbury, Canada. Economic Geology, 97 (7) 1459-1470 doi:10.2113/gsecongeo.97.7.1459 | Journal (article/letter/editorial) | | Paragenesis in Cu-Ni-Platinum-Group Element Deposits, Copper Cliff North Area, Sudbury, Canada KRISZTIÁN SZENTPÉTERI...contact sublayer Lady Violet deposit) in the Copper Cliff North mine area, Sudbury, were sampled with the aim...centers, decreasing toward the edges. Nickeliferous cobaltite, the common sulfarsenide, contains as much as...occurs as cores or distinct crystals enclosed in cobaltite, is a newly recognized occurrence in the 100,... Introduction EXTENSIVE SOLID SOLUTION among cobaltite (CoAsS), gersdorffite (NiAsS), and arsenopyrite |  | | Journal (article/letter/editorial) | | copperpyrites,andthe inferior sulphides of iron and copper." ß . . "Cubic iron pyrites, also stibnite,has...same; at least they were so with galena, sulphideof copper or protosulphideof iron.... "The great deoxidizing...chalcopyrite,Loon Creek district, Idaho; cobaltke, Buffalo mine; cobalt, Ontario, collectionof F. L. Hess, U.S....millerite, Gap mine,LancasterCo., Pa., U.S. N.M. No. 83959;niccolite, Cobalt Lake mine, Cobalt, Ont.,...collectionof F. L. Hess, U.S. G. S.; orpiment,Mercur mine,Mercur, Utah, U.S. N.M. No. 84708;pyrite,Gilpin |  | | Journal (article/letter/editorial) | | malachite, and the plethora of related supergene copper minerals; lead-dominated cerussite, anglesite,...accessory silver. Associated minerals include cobaltite, skutterudite, arsenopyrite, löllingite, symplesite...historically interesting localities as the old cobalt mine at Great Hill, East Hampton, Middlesex County, Connecticut;...Sussex County, New Jersey; the old Tilly Foster iron mine near Brewster, Putnam County, New York; Pennsylvania...counties, Missouri. It has been found in the Martin mine of the Upper Mississippi Valley lead-zinc district |  | | Journal (article/letter/editorial) | | Sulfide Ore in the 800 and 810 Orebodies, Copper Cliff South Mine, and P-T-X Conditions during the Formation...the Copper Cliff South mine, located at opposite contacts between the quartz diorite of the Copper Cliff...metapelite of the McKim Formation. The Copper Cliff South mine is one of the richest Cu-Ni- platinum-group...platinum-group elements (PGE) deposits in the Copper Cliff offset dike. The ore is composed of variable proportions...common platinum-group mineral (PGM) in the Copper Cliff South mine is sperrylite (PtAs2). It occurs in every |  | | Journal (article/letter/editorial) | | belongsto space group Pa3. Anisotropic pyrite, like cobaltite, is interpreted as a sextuplet of interpenetrating...proposed, in which mineral specieswithin the cobaltite subgroup (Pca2r) are semiconductorswith a d6 electronic...(IrSbS) indicates that tolovkite belongs to the cobaltite subgroup rather than the ullmannite subgroup....pyrite subgroup in the cubic spacegroup Pa3 has cobaltite subgroup(Pca2r),whereasother mineral species 4M...symmetry) with anglesthat remain constant at 90o, The cobaltite subgroup is pseudocubic in the orthorhombic spacegroup |  | | Report (issue) | | ....................................... Cobalt-copper deposits......................................... Figure 2. Generalized geology of the Blackbird mine area, showing the location of Co-Cu lodes and prospects...unit of Yellowjacket Formation in the Blackbird mine area..............................................relations in mafic igneous rocks of the Blackbird mine area..............................................Blackbird mine area, Idaho.... 28 Table 2. Geochemistry of mafic tuffs and dikes Blackbird mine area, Idaho |  | | Journal (article/letter/editorial) | | high concentrations of Co (up to 34,400 mg/L in mine water, 14,165 mg/kg in tailings, 21,134 mg/kg in...is contained in ore and mine waste in a wide variety of primary (e.g., cobaltite, carrolite, and erythrite)...Hudson-Edwards, K.A. Geochemistry, Keywords: cobalt; mine waste; tailings; erythrite; heterogenite; biogeochemistry...mobility within tailings, soils, smelter waste, and mine waters [10–12]. This paper will review the geochemistry...the major controls on Co uptake and mobility in mine-affected waters, soils, sediments, plants, minerals |  | | Journal (article/letter/editorial) | | org/10.1007/s00126-018-0802-8 ARTICLE Genesis of copper-lead mineralization in the regionally zoned Agnigundala...Accepted: 19 March 2018 # Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract Shallow...Paleoproterozoic northern Cuddapah basin host copper (Nallakonda deposit), copper-lead (Dhukonda deposit), and lead...indicate a common ore-fluid that deposited copper at Nallakonda, copper-lead at Dhukonda, and lead at Bandalamottu...intracontinental rift basin, hosts a number of copper-lead sulfide deposits of economic to subeconomic |  | | Journal (article/letter/editorial) | | deposit in the district is the Blackbird mine which produced copper-cobalt ore sporadically from the early...cobaltiferous pyrite. Toward the northwest at the Blackpine mine, remobilization has concentrated most of the mineralization...arsenopyrite. Further northwest at the Blackbird mine where the Yellowjacket formation has been metamorphosed...along the same stratigraphic zone. Chalcopyrite, cobaltite, arsenopyrite, pyrite and pyrrhotite are the dominant...gneisses, chalcopyrite is found as coarse blebs and cobaltite as large porphyroblastic crystals. Gold occurs |  | Rezazadeh, Sayeh, Hosseinzadeh, Mohammad Reza, Raith, Johann G., Moayyed, Mohsen (2020) Mineral chemistry and phase relations of Co–Ni arsenides and sulfarsenides from the Baycheh-Bagh deposit, Zanjan province, Iran. Ore Geology Reviews, 127. 103836pp. doi:10.1016/j.oregeorev.2020.103836 | Journal (article/letter/editorial) | | and terminated by sulfarsenides (gersdorffite-cobaltite solid solution, alloclacite III). Skutterudite...several localities; e.g. Bieber, Spessart region, Germany (Wagner and Lorenz, 2002); Jachymov, Czech Republic...Imiter, Morocco (Cheilletz et al., 2002); Odenwald, Germany (Burisch et al., 2017); Penninic Alps, Switzerland...tunnels have been excavated in this mine. Since the closure of the mine in 1966 many of the shafts and adits...Methods Field work and sampling of Baycheh-Bagh mine was undertaken in 2016 and 2017 and these samples |  | | Journal (article/letter/editorial) | | com/locate/oregeo Re-Os systematics and geochemistry of cobaltite (CoAsS) in the Idaho cobalt belt, Belt-Purcell...2017 Available online 2 March 2017 Keywords: Cobaltite Re-Os Geochronology Mesoproterozoic Metamorphism...report the first study of the Re-Os systematics of cobaltite (CoAsS) using disseminated grains and massive...solution, magnetic and non-magnetic fractions of cobaltite mineral separates give reproducible Re-Os analytical...analytical data for aliquot sizes of 150 to 200 mg. Cobaltite from the ICB has highly radiogenic 187 Os/188Os |  | Lund, K., Tysdal, R. G., Evans, K. V., Kunk, M. J., Pillers, R. M. (2011) Structural Controls and Evolution of Gold-, Silver-, and REE-Bearing Copper-Cobalt Ore Deposits, Blackbird District, East-Central Idaho: Epigenetic Origins. Economic Geology, 106 (4) 585-618 doi:10.2113/econgeo.106.4.585 | Journal (article/letter/editorial) | | and Evolution of Gold-, Silver-, and REE-Bearing Copper-Cobalt Ore Deposits, Blackbird District, East-Central...intermediate-stage tourmaline-biotite veins host the cobaltite. Barren early and late albite and late carbonate...Corp., 2006b). Estimated resources at the Blackpine mine are 1 Mt with 4.5 percent Cu, 0.08 percent Co, and...depo osit o s 3 Copper Queen mi mine min Cu-Co±Au 4 Iron Creek depositt 5 Kitty Burton mine 6 McConn Creek...Copperr Pb±Zn Company mine 8 Wo Woods Creek deposit REE, Th 9 Ulysses sses ses mine FIG. 1. Map of central |  | | Report (issue) | | Blackbird mine, Lemhi County, Idaho............. 2 Figure 2. Geology of the Blackbird mine area showing...... 8 Figure 5. Photomicrographs of gold and cobaltite in the Sunshine lode.....11 TABLES Table 1. Summary...district where it occurs 1n close association with cobaltite. The gold-rich lodes are interpreted to be syngenetic...than 0.5 g/t; most of the gold is within or on cobaltite grains, and sub-urn grains of probable gold occur...distribution of gold in the ores. The Blackbird mine is located in the eastern Salmon River Mountains |  | | Journal (article/letter/editorial) | | follows: chalcopyrite, arsenopyrite, scheelite, cobaltite, bismuthinite, native bismuth, galenobismutite...should be noted to the fact that arsenopyrite and cobaltite are abundant in the western part of that complex...tourmaline, Kato (1912) first described the Yakuoji copper deposits within the complex. Several studies were...after biotite, tourmaline granitic complex. copper veins. 400ƒÊm. magnetite host increase in amount...Sasanami mine. medium; Table 4. X-ray cobaltite from powder diffraction the Sasanami mine. data |  | | Journal (article/letter/editorial) | | MS 954, Reston, Virginia 20192 Abstract Cobalt-copper ± gold deposits of the Idaho cobalt belt, including...the Blackbird district, with a mean value for cobaltite (CoAsS, the main cobalt mineral) of 8.0 ± 0.4‰...siderite postdated the emplacement of cobalt and copper, so its significance for the ore-forming event...belt (Fig. 1) is a 60-km-long alignment of cobalt-copper-iron ± gold ± rare-earth element deposits within...32,000 t Cu were removed— came from the Blackbird Mine at the midpoint of the belt in the time periods |  | | Journal (article/letter/editorial) | | which found that samples contained up to 50% cobaltite, along with chalcopyrite, bornite, galena, sphalerite...species), in close association with silver, nickel and copper. Cobalt was first isolated in 1739 by Georg Brandt...species, including those found in this study, are: cobaltite (CoAsS), skutterudite (CoAs3), safflorite (CoAs2)...1996, 2003). Cobaltite has been confirmed from Fowey Consols, St Blazey and South Terras Mine, St Stephen-in-Brannel...Earlier references to cobaltite at Dolcoath Mine, Wherry Mine and Botallack Mine, now appear to be dubious |  | | Book | | Chalcocite Chalcopyrite Chromite Cinnabar Cobaltite Copper Covellite Cubanite Cuprite Enargite Galena...themselves may be constructed from cast-iron, aluminium, copper or lead and different laps may be used at different...difficulties, because certain minerals (e.g. native copper and silver) tarnish readily when left in air and...Red/brown Pink/purple/violet Bornite, copper Bornite, copper Blue Tetrahedrite Green Yellow Tetrahedrite...Pink/purple/violet Yellow Red/brown Anisotropic Cobaltite Pyrite Magnetite Niccolite Marcasite Pyrrhotite |  | | Journal (article/letter/editorial) | | allanite that form complex intergrowths with cobaltite, suggesting coeval Co and REE + Y mineralization...exhalative deposits but instead are iron oxide-copper-gold (IOCG) deposits. Other strata-bound Co deposits...Haynes-Stellite mine (Bennett, 1977). Production from the Blackbird (Uncle Sam) underground mine and the Blacktail...bound and in places stratiform accumulations of cobaltite and/or chalcopyrite with minor pyrite, arsenopyrite...xenotime and cobaltite in a quartz-mica matrix together with coarser grains of cobaltite; Merle deposit |  | | Journal (article/letter/editorial) | | Mineralization in a Magmatic-Related Iron Oxide Copper-Gold System* JOHN F. SLACK† U.S. Geological Survey...magmatic-hydrothermal processes in an iron oxide copper-gold (IOCG) system. Deposits of the Idaho cobalt...sulfide lenses in the Blackbird district, which are cobaltite and, less commonly, chalcopyrite rich with locally...district that in places have concentrations of cobaltite, chalcopyrite, gold, and xenotime; and (3) strata-bound...chalcopyrite and sparse stannite; quartz; and cobaltite with sparse selenides and tellurides. Significantly |  | | Report (issue) | | quartz-tourmaline breccia. At the Haynes-Stellite mine, cobaltite-bearing quartz-tourmaline breccia was mined...greenish-gray biotite is mostly within or near cobaltite-biotite ore. Ybtt Biotitite in banded siltite...others (2016). Quartzite of the Haynes-Stellite mine area (Mesoproterozoic)— Thick-bedded feldspathic...and others (2016). At the Haynes-Stellite mine, cobaltite-bearing quartz-tourmaline breccia cuts thick-bedded...biotitite bed is cut by a quartz-chalcopyrite vein + cobaltite or cobaltian arsenopyrite. This unit is here considered |
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