 | | Journal (article/letter/editorial) | | deposits of the Røros district, Trondheim Region, Norway: implications for pyrite deformation mechanisms...Appalachian belt, which stretches from northern Norway to Alabama (Grenne et al. 1999). Conditions of...located in the southeastern Trondheim region of Norway (approximately 62°35′N, 11°23′E), not far from...Early Silurian age. The Fundsjø Group hosts the Killingdal deposit and ores of the Folldal orefield and...information can be found in the Geological Survey of Norway ore database (http://www.ngu.no). Renewed exploration |  | | Journal (article/letter/editorial) | | Structural ControlandWall RockAlterationat Killingdai Mine, CentralNorwegianCaledonides* IN•OLF J. RUI Abstract...ore averagingabout 1.7% Cu and 4-5% Zn THe. Killingdal mine is locatedin the southeastern have been produced...butalsofrequently to the given in a numberof reportsto Killingdal Grubesel- intrusiveamphibolites. The firstregistration...Kobberverk" The presentwork dealschieflywith the Killingdal company wasfoundedthe sameyear. With the dis-...produced about100,000tonsof copperfromvarious Killingdal mine has been dealt with in a survey of Caledonianpyrite |  | | Journal (article/letter/editorial) | | NorgesTekniskeH•gskole, Universiteteti Trondheim,Norway Abstract Sphalerite,the only major sourceof zinc...depositswith irregularlydispersed pyrite and pyrrhotite have sphaleriteswith higher and more variable...thosedepositswhich containuniformlydistributedpyrite and pyrrhotite havehigh iron contentsbut exhibitnarrowcompositional...the authors,andof representative ore samples. in Norway yearly, and in terms of petrology is evidencedby...Sulitjelma, Mofjell, Skorovass, Joma,Bleikvassli,Killingdal,and Tverrfjellet. The study has been concentratedupon |  | | Journal (article/letter/editorial) | | Strata-Bound SulfideDeposits in the Caledonidesof Norway A. BJOBLYKKE, Instituttfor Geologi,Universitetet...Universitetet i Oslo,P.O.Box1047,Blindern,N-0516Oslo$, Norway F. M. Voiogs, Instituttfor GeologiogBergteknikk,...Trondheim, NorgesTekniske Hogskole, Trondheim, Norway A. BIBKELAND, Instituttfor Geologi,Universitetet...Universitetet i Oslo,P.O. Box1047,Blindern,N-0316Oslo3, Norway AND R. I. THORPE GeologicalSurueyof Canada,601 BoothStreet... Althoughnotruledoutby the leadisotopedatafrom Norway,thesedatagivenoreasonfor invokingderivationof continental |  | | Journal (article/letter/editorial) | | Trondheim-Norwegian Institute of Technology, 7034 Trondheim, Norway (Received April 2, 1991; accepted after revision...a number of deposits in USA, Canada, Sweden and Norway, a number which has been steadily declining in...Sweden (Stephens et al., 1979; Zachrisson, 1980), Norway (Bjorlykke et al., 1979, 1980), Ireland and the...iron contained within the abundant pyrite and pyrrhotite constitutes the most abundant metal present within...Institute of Technology, University of Trondheim, Norway. His main research interests are stratabound base-metal |  | | Report (chapter) | | david@holymoor.co.uk) 2B~tsum Boring AS, Nydalen, Oslo, Norway 3Building Research Establishment Ltd (BRE), Garston...seawater, rivers, lakes, groundwater, rocks, sewage, or mine water. Electrical energy powers the heat pump's...performance, typically ranges from 3.0 to 6.0. The use of mine water for space heating or cooling purposes has...in applications in Scotland, Canada, Norway, and the USA. Mine water is an attractive energy resource...to: (1) the high water storage and water flux in mine workings, representing a huge renewable enthalpy |  | | Journal (article/letter/editorial) | | SULITJELMA GROUP OF DEPOSITS AND JERVAS 46. KILLINGDAL 60. BJ•RK•kSEN (OUTERMOST PARTOF BALTOSCANDIANMARGIN...WPB) and tholeiites massivesulfidesconsistof pyrrhotite,minor pyrite, of midoceanridge systems(NoMORB)...respectively. The spreadof the and at higher levels in the mine, the footwall is andRamundberget, data on plotsinvolvingNa...major deposit at L•kken in the Helonda terrane, Norway. cambrian time. A secondgroupof Cu-Zn (Bj•rlykke...R•yrvik Group.Massive pyriticandchalcopyrite-pyrrhotite ores in the depositare overlain,apparentlyin |  | | Journal (article/letter/editorial) | | sulphide occurrence in the Løkken greenstones, Central Norway KENNETH GEORGE McQUEEN McQueen, K. G. : The Dragset...sulphide occurrence in the Løkken greenstones, Central Norway. Norsk Geologisk Tidsskrift. Vol. 70, pp. 1-19...sphalerite-rich pyritic ores; and chalcopyrite-pyrrhotite stringer ores. Primary ore fabrics are only preserved...copper-zinc deposit is a small, green deposit in Norway; however, after more than 300 stone-hosted, pyritic...at Løkken and in Trondheim district of central Norway (Fig. 1). the surrounding area have now ceased |  | | Journal (article/letter/editorial) | | MASSIVE CALEDONIDES F. M. OF SULFIDE ORE NORWAY VOKES ABSTRACT Attention is drawn to the occurrence...massivesulfide depositsof the Caledonianmountain chain in Norway. Following Stanton, the two classesare termed the...presencein the ore of excessFeS (in the form of pyrrhotite)sothat saturationFe contentmaybe attainedat any...limited number of ores in the Caledonidesof northern Norway, which seemedto indicate fairly closelygroupedtemperatures...sphalerites 1,500 ::t:1,000 tool% øC ats ø C Killingdal 11.12 12.18 11.81 12.93 12.66 410 425 420 |  | | Journal (article/letter/editorial) | | the Uppermost Allochthon (UmA) mostly in northern Norway. The Neoproterozoic and Cambrian history of this...á P.M. Ihlen Geological Survey of Norway, N-7491 Trondheim, Norway e-mail: tor.grenne@ngu.no F.M. Vokes...Engineering, Hùgskoleringen 6, N-7491 Trondheim, Norway host to two characteristic types of stratabound-stratiform...20 Mt were known at the now abandoned Tverrfjell mine and the recently closed Joma deposit. Minor Cu-Ni...higher levels in the nappe pile, in southwestern Norway, the western Trondheim Region, the western Grong |  | | Journal (article/letter/editorial) | | The Geologyof the SulitjelmaOre Field, Northern Norway-Some New Interpretations NIGEL J. COOK, IREM-MERIand...O. KASPEBSEN NorexAS, Boks70, 8230 Sulitjelma,Norway Abstract The 20 or moreSulitjelma orebodies arerecognized...orebodieshave been an important sourceof copper in Norway since mining commencedover 100 years ago. The ...argumentsput forth therein. 1720 SULITJELMA OREFIELD, NORWAY Nord-Troms N elrna 1721 NorwegianCaledonides...metamorphicgrades overlying the Seve-Koli nappe in W. Norway. Principal stratiform pyritic orebodies of volcanic |  | | Report (issue) | | No:�.-13 I nvestigatiQ.:n -of stratiform sulphide mine,1alisation at McPhun's Cait-n, Argyllshire I I...(1:1000) geological map (Fig. 3) of McPhun's or pyrrhotite is accompanied by base-metal sulphides. Cairn...Structural control and wall rock alteration at Killingdal Mine Central Norwegian Caledonides. Econ. Geol ...massive sulphide ore bodies of the Caledonides of Norway. Econ. Geol. , Vol. 57, No. 6, pp. 890-903, 1968...Palaeozoic geosynclinal sulphide ore deposit�of Norway. • Trans. Instn. Min. Metall. 1 Sect. B, Vol. 7381 |  | | Journal (article/letter/editorial) | | AuGusT, 1979 No. 5 The Ore Depositsin Finland,Norway,andSweden a Review Introduction DESPITE its relative...the nickel-coppermine at four countries: Finland, Norway, Sweden, and the Vammala was increasedand the first...tectonicpositionsof the ores. The main purposeof Norway this issueof EconomicGeologyis to presentsome results...results of these investigations. This introductory In Norway, where one of the minesstill in operaarticlebrieflydescribes...ilmenite concentrate, 0.37 million (1979), thoseof Norway by Vokesand Gale (1976) metric tons of pyrite concentrate |  | | Journal (article/letter/editorial) | | thetotaldrilling program in- with varyingamountsof pyrite,pyrrhotite,chalcopycluded60 bore-holesor approximately 18...cross-cut at 200 m levelbelowsurface,Stekenjokk mine. Length o{ hammer-handle$$ cm. It is interestingto...horizontal projection of Kongens grube, R•ros, Norway. Ore shown in black. (From S. Foslie, 1926.) however...Guldal-Tydalareasof the regionsoutheast of Trondheim,Norway. Extremely pencil-shaped sulfide occurrences includee...R6ros district (Foslie, 1926; B•ckman, 1945) and Killingdal Gruve farther north (Aasgaard, 1927). Generally |  | | Book (volume) | | explain the ideas of those who have worked on it (and mine, where they differ from those readily available...higher-temperature, silver-bearing variety. In Norway, three of the deposits (Sulitjelma, Bleikvassli...countries: Ireland England Scotland 3 7 1 Wales Norway Sweden 1 7 17 Finland Poland USSR 12 2 30. ...Directors of the Geological Surveys of Sweden and Norway. Stanislaw Dzujynsiki and Marie Sass-Gustkiewicz...concurrent with the mining failed to find more ore, the mine was closed. Total output from Abbeytown is estimated |  | | Report (issue) | | adh Dhahab mine.................... Al Amar mine............................ Jabal Guyan mine........................... Samrah mine............................. Sedimentary iron deposits.....................and nickel sulfides associated with pyrite and pyrrhotite in complexly deformed volcanic rocks in Saudi...and Rossman, 1975, Greenwood, in prep. Pyrite, pyrrhotite, Carbonates, quartz, magnetite, pentlandite,...Routhier and DeJ/our, 1975 SOURCE OF DATA Pyrite, pyrrhotite, Carbonates, chalcopyrite, quartz, chlorite, |  | | Report (chapter) | | 2 -- 3 5 L~kken, Norway 2s, 29 L~kken 30 6 7 RePros,Norway 31 Joma,Norway 28, 29 Gjelsvik sequence...Joma 3o 8 Bidjovagge,Norway Finnmark 33 8050 103 24 9 Gjersvik,Norway 28, 29 Gjersvik 3o 8400...proposed. Lr (evolved back-arc) deposits L~kken, Norway, 28,29 and York Harbour, Newfoundland,26, 27 fall...Joma, Norway, 26, 29 Rr Norway, 31 and the Proterozoic deposit at Bidjovagge in Finnmark, Norway. 30 These...derived from the breakdown of pyrite to form pyrrhotite in subducted oceanic crust. Perhaps the passage |  | | Journal (article/letter/editorial) | | demonstrate that the relative strengthsof chalcopyrite,pyrrhotite, sphalerite,and galena are dependentupon the...specimens in heavycopperjackets.Theseauthorsreboth is pyrrhotite (Kalliokoski, 1965). Some •' enclosed in the...ira- . purities consisting of silicate gangue, pyrrhotite, Three differentchalcopyrites wereusedas starting...of out on fine-grained chalcopyrite fromthe Icon mine, Mistassiniregion,Quebec. No singlematerialwas their...experiments exceptthat theyhavea partially marcasite, pyrrhotite,silicategangue,and tracesoœ "erased"appearance |  | | Journal (article/letter/editorial) | | noted that there was a conspicuous tendencyfor pyrrhotite-bearing copperrich oresto be characterizedby...there FallsFormationof Maine, wasconvertedto pyrrhotite Ernst, 1968; Velde, 1965; Marakushev and Perchuk...massivesulfidedepositsin the Folldaldistrictof Norway,Waltham(1968)recorded the occurrence of horizonsof...($) the biotitehasformedasa resultof depositin Norway(Gielsvik,1968),and Sarkeret al. the localprecipitationof...investiand the iron sulfidefractionto include pyrrhotite. gationcarriedout by McLeod with the supervision |  | | Report (issue) | | be reported because they may not be economic to mine at the time they are explored. Balancing these...because mining concerns attempt to develop long-range mine plans now. It is also more common in recent years...sources listed in references) Deposit name Newmon Mine Allan (Johnson Lease) . Courtwright (Daggett Lease)...8) Skyline Mine Sunrise Toujours Gai White Feather Apex Darrington Gold Bug Claims Green Mine Helemar...Hoff Murphy Pillikin Shelly Sheppard Mine Simon Stafford Alice Mine Black Bow Claim (Avery) Blue Brush |  | | Report (issue) | | include chalcopyrite, sphalerite, galena, pyrite, pyrrhotite, and magnetite. Silver, gold, bismuth, tin, cobalt...VIO MIT WUR ZEOL ZIR MINERAL NAME PLAGIOCLASE PYRRHOTITE POLYBASITE PROUSTITE PS I LOME LANE PYROLUSITE...France Great Britain Guatamala Iran Ireland Japan Norway Oman Pakistan Philippines Portugal Saudi Arabia...KHANS CREEK AUNS SAAR KHNAIGUIYAH KIDD CREEK CNON KILLINGDAL NRMY KIMHEDEN SMDN KITTELGRUVAN SWDN KIZILKAYA...1953, Geology and ore deposits of the Afterthought mine, Shasta County, California: California Division |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | indicate a ringshaped magnetic low (caused by pyrrhotite or by the pyritization or oxidation of magnetite)...magnetic surveys would identify skarn magnetite and pyrrhotite that may be associated with base-metal deposits...stringer zone (stockwork) containing pyrite or pyrrhotite and chalcopyrite may commonly underlie the massive...PbZn, Cu-Zn (4.5, 4.10) Small chalcopyrita, pyrrhotite occurrences Graphitic schist, metavolcanic rocks...is continental or transitional Skarn Cu (2.6) Mine Vlejs Los Guayabas (Tollma) Cranates (Hulla) Also |  | | Report (issue) | | northeastern portion of the Dahlonega gold belt with mine locations (1 :100,000) ...........................·, , -1983. GeologiC maps atid maps delineatitig mine workings The rocks in the study area were metamorphosed·...generally Maxwell (1901) described the Crown Mountain Mine at marked the transitions between volcanic and sedimentary...Lesure (1971) described gold mobility at the Calhoun Mine. Murray (1973) mapped a portion of the study area...described the soil geochemistry at the FranklinCreighton Mine. Works by Gillon (1982) and Nelson (1983) described |  | | Book | | disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...precipitate smaller quantities of sulfides, mainly pyrrhotite, and correspondingly larger quantities of oxides...diapirs (?) 3. Alaskan-type zoned complexes Rona, Norway Ni-sulfide Troodos Complex, Cyprus Thetford Complex...Arkansas, USA (99 Ma); 3. Oka, Quebec, Canada; 4. Fen, Norway (565 Ma); 5. Alno, Sweden (537 '!iJ!Ma); 6. Kola |  | | Book | | sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...joints ~~jr-*~z?Z. Joint pattern ί Quarts veins ft Mine; fr-iron, Cwcefiper, m U.S. Homestead mmmww** Vehicle...accumulated in endocontact stockworks. The small Jessie mine in the Breckenridge field (about 2 t Au; Lovering...parallel fissures and veinlets Fig. 28-14. Jessie gold mine, Breckenridge, Colorado. LITHOTHEQUE, after Ransome |
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