 | | Report (chapter) | | These allochthons continue directly westwards into Norway, where they constitute a significant component of...particularly the central segment from south of Trøndelag through Nordland to Troms (Fig. 22.2; Gee et al...tectonostratigraphic equivalents further west in Norway, provide an insight into the convergent plate tectonic...prominent component in the Upper Allochthon in Norway (Gale & Roberts 1974; Sturt & Thon 1978; Furnes...ophiolite-bearing successions exposed in the Trøndelag area in central Norway (Fig. 22.2) contain Early– Middle |  | | Report (chapter) | | allochthonous volcanic stratigraphy of the Gjersvik Nappe, central Norway* C. Halls Division of Mining Geology...nstitutt, Norges "rekniske H~gskole, Trondheim, Norway I. Ferriday Division of Mining Geology, Royal School...London, England A. Haugen Grong Gruber A/S, Joma, Norway A. Rankin Division of Mining Geology, Royal School...Lower to Middle Ordovician age defined as the Gjersvik Nappe. The rocks of this nappe are contained as...fillings of epidote, albite, chlorite, carbonate and quartz related to primary volcanic flow structures in |  | | Journal (article/letter/editorial) | | the Uppermost Allochthon (UmA) mostly in northern Norway. The Neoproterozoic and Cambrian history of this...easterly thickening, continental, shelf-wedge of basal quartz sandstones and an overlying blanket of thick carbonate...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 |  | | Journal (article/letter/editorial) | | sub-groups identified in the data for the Sulitjelma, Gjersvik and L&ken deposits are best explained by differences...Keywords: Sulphides; S:ulphur isotopes; Caledonides; Norway; Pyrite; Metamorphism; Sulitjelma 1. Introduction...feeder zone overprinted by a pervasive Fe-chlorite-quartz alteration, with some replacement of chlorite by...widespread, as at L&ken. The volcanic rocks hosting the Gjersvik deposit display a distinct bimodal character and...greenschist-lower amphibolite boundary prevailed at Gjersvik, with the widespread appearance of biotite, and |  | | 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) | | monoclinic pyrrhotites in some sulphide ores from Norway Gu LIANXING* AND FRANK M. VOr,ES Department of...University of Science and Technology, N-7034 Trondheim, Norway Abstract Pyrrhotites in polished sections from...sulphide and magmatic nickelcopper deposits in Norway were studied under the microscope using the magnetic...and Lindqvist, 1979; Gu et al., 1988, 1993). In Norway, however, little work has been published *Present...nickel-copper and stratabound massive sulphide deposits in Norway (see Tables 1 and 2 for deposit names). PYRRHOTITE |  | | Journal (article/letter/editorial) | | adit containing tree roots, in the lower Chrrtien mine, Sainte Marie aux Mines (Haut-Rhin). Copper oxalate...dihydrate and anhydrous these, near an abandoned mine at Gjersvik (Gj), ferric oxalate have also been found...found (Wilson et al., Nord Trondelag, Norway (13 ~ 25' E, 64 ~ 53' N), 1980; Wilson and Jones, 1983, 1984;... Sweden (12 ~ 25' E, 62 ~ 42' sulphide-bearing quartz outcrop 12 km east N), chalcopyrite occurs in a...native sources of oxalate such as lichens were Gjersvik and Ramundberget, Lecidea lactea from considered |  | | Journal (article/letter/editorial) | | NAPPES OF THE UPPER ALLOCHTHON, • INCL.VIRISEN, GJERSVIK, AND HI•LONDA TERRANES (JNCL,VESTIGESOF OCEANICCRUST...alongthe rifled Laurentianmargin to west,the Virisen,Gjersvik,andH•londa terranes) Massiveto disseminated s...southeastern margin of characteristic of spilites,quartz keratophyres,and Laurentiain the southernAppalachians:...nsesin highlyschistose (Hill, 1980); locally,a quartz-albiterock of 6.7% Zn + Pb), is hostedby multiply...respectively. The spreadof the and at higher levels in the mine, the footwall is andRamundberget, data on plotsinvolvingNa |  | | Report (chapter) | | small ocean of Red Sea type; and (4) Gjersvik-type, including Gjersvik, Buchans, Noranda and Lynn Lake, possibly...during an early stage of island arc evolution (Gjersvik), later during island arc evolution (the Buchans...summarized in Table 2. 9 Joma type L~kken type 9 Gjersvik type o Cyprus type 15000- / / / / / / /...2 -- 3 5 L~kken, Norway 2s, 29 L~kken 30 6 7 RePros,Norway 31 Joma,Norway 28, 29 Gjelsvik sequence...8 Bidjovagge,Norway Finnmark 33 8050 103 24 9 Gjersvik,Norway 28, 29 Gjersvik 3o 8400 73 27 |  | | Journal (article/letter/editorial) | | breccia,tuff), more or less abundant, displaying quartz-sericitechlorite-pyritealterations,underlies some...be confrontedwith geological of the Gjersvik nappe,central Norway [abs.] Inst. Mining Metallurgy/Geol...between conditions in Norway and ELKEM-SPIGERVERKETA/S POSTBOX 4224 Osno 4, NORWAY March 29, 1979 REFERENCES...a connection between a sulfide the Gjersvik Nappe, centra! Norway, in Volca,nic prokessesin ore genesis:Joint |  | | 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) | | after Carstens(1932), that "many pyrite de- in Norway and old data,as well as oral communications of...theirassociation with acid pyroclastics [earlier called a quartz-keratophyre, granulite, trondhjemite,sills, etc...breccia,tuff), more or less abundant, displaying quartz-sericitechlorite-pyritealterations,underlies some...be confrontedwith geological of the Gjersvik nappe,central Norway [abs.] Inst. Mining Metallurgy/Geol |  | | Journal (article/letter/editorial) | | after Carstens(1932), that "many pyrite de- in Norway and old data,as well as oral communications of...theirassociation with acid pyroclastics [earlier called a quartz-keratophyre, granulite, trondhjemite,sills, etc...breccia,tuff), more or less abundant, displaying quartz-sericitechlorite-pyritealterations,underlies some...be confrontedwith geological of the Gjersvik nappe,central Norway [abs.] Inst. Mining Metallurgy/Geol |  | | Report (chapter) | | during the late Finnmarkian deformation in northern Norway. E of the Iapetus suture in N America, southern...tholeiite lavas (U)i~oi Fm. ~lkalic rhyolite and quartz l a t i t e lava and ash flow tuff (subaerial)..._AK~Ec.]~C~h] , 0 50 100 )./ 1S0km k) t "~,NORWAY . . . .. F I'hl[Al~ D SWEDEN " ; STE~ENJOKK~b~TZ...al. 1978) of the middle Allochthon in northern Norway contains amphibolite-facies mafic dykes with MORB...felsic-dominated volcanicsub-volcanic complex (Stekenjokk quartz keratophyre) in which pyroclastic and high-level |  | | Journal (article/letter/editorial) | | stringer and disseminated ore zones dominated by quartz-, sericite- and Mg-rich assemblages are spatially...base metal deposits whereas slight alteration to quartz-, sericite- and Fe(Mn)-bearing assemblages are...Sweden; Vihanti, Finland (Mikkola, 1969); Skorovas, Norway (Halls et al., 1977); Rio Tinto, La Zarza, Spain...pillow lavas~ massive mafic flows, less abundant quartz-keratophyre, mafic tufts and minor chemically-precipitated...is present in places (Haugen deposits, Lokken, Norway). Disseminated sulphides (malnly pyrite), stringer |  | | Journal (article/letter/editorial) | | of the Skorovass Pyrite Deposit, Grong Area, Norway TORE GJELSVIK Abstract The petrology, mineralogy...the same greenstone series elsewherein southern Norway, it is shown that the spilitic dispositionas known...THE genesisof the cupriferouspyrite depositsof Norway---occurring in Paleozoicformationsof submarine...beenundertaken. Four types of pyrite depositsin Norway can be distinguished: 1. Large bodiesof fine-grainedpyrite...possiblepyroclasticorigin the drill cores from the mine workings, I recorded a few small bands of amphibolitehaving |  | | Journal (article/letter/editorial) | | St&en and Stavenes areas of central and southern Norway indicates the presence of ocean floor type basalts...equivalents m other parts of central and western Norway. From a preliminary petrochemical investigation...from four separate regrons in central-southern Norway mvolvmg the major and trace element analysis TRACE...and back-arc geosynchne of central and South Norway. model, have an important bearing on fundamental...Cr In basic volcanics from central and western Norway (all values In ppm) ~___ Ared No of Mean Std |  | | Journal (article/letter/editorial) | | southern Trondheim and Sulitjelma mining districts of Norway A. D. Smith 1·*, J. S. Fox 1·**, R. Farq uhar **...Group , within which is recognised the Hellonda, Gjersvik and Varisen accreted terranes (Stephens and Gee...Fundsje and Steren groups fonn the basement to the Gjersvik and Hellonda terranes, respectively (Stephens...resemble the Fundsj0 Group in being intercalated with quartz-mica schists and basaltic tuffs. Both bands are...Council of Canada. I. Rui ofProspckt ering A{S, Norway, and N. Cook of Imperial College, London, are |  | Hollis, Steven P., Roberts, Stephen, Earls, Garth, Herrington, Richard, Cooper, Mark R., Piercey, Stephen J., Archibald, Sandy M., Moloney, Martin (2014) Petrochemistry and hydrothermal alteration within the Tyrone Igneous Complex, Northern Ireland: implications for VMS mineralization in the British and Irish Caledonides. Mineralium Deposita, 49 (5) 575-593 doi:10.1007/s00126-013-0508-x | Journal (article/letter/editorial) | | at 2.9 % Zn, 1.3 % Cu), and around Løkken and Gjersvik (e.g., Løkken: 30.2 Mt at 2.3 % Cu and 1.8 % Zn)...upper Tyrone Volcanic Group. Late intrusions of quartz±feldspar porphyritic dacite cut all levels of the...assemblages (Figs. 3 and 4). Although these intrusions of quartz±feldspar porphyry are younger than mineralization...and intensities (e.g., chlorite– sericite–pyrite, quartz–sericite± carbonate, sericite–chlorite: Fig. 7)...volcanic rocks of the upper Tyrone Volcanic Group. a Quartz-feldspar porphyritic rhyolite from Formil (106-211-6) |  | | Journal (article/letter/editorial) | | Caledonides S. BEI~GST{SLand F. M. VOKES Trondheim, Norway The Cu--Ag--S minerals, stromeyerite and mckinstryite...polymetallic pyritic deposit in the Caledonides of central Norway. The surface specimens examined contained approximately...(Caledonian) geosynclinal-orogenic belt of central Norway have shown it to be unusually rich in a number...-Auriferous epigenetic veins in the Bindalen area; G -- Gjersvik massive sulphide deposit; J - Joma massive sulphide...sulphide. The gangue minerals are predominantly quartz, clacite, tremolite and mica. Modal analyses by |  | | Report (chapter) | | the Finnmarkian event from the Seiland area of N Norway where syn-tectonic gabbros and alkaline intrusives...U p p e r Cambrian. The Karm0y Ophiolite of SW Norway (Sturt et al. 1979) was deformed before the deposition...& Zachrisson 1979) and onwards to the N tip of Norway (Binns 1978; Chapman et al. in press). A large...approximate position of the margin of the Caledonides in Norway and Sweden prior to the subsequent deep erosion...which stretch from Stavanger up to the N tip of Norway (Fig. 1). Previous authors have suggested that |  | | Report (chapter) | | N-0316 Oslo, Norway 2 CEED, University of Oslo, Postbox 1048 Blindern, N-0316, Oslo, Norway 3 Geological...Geological Survey of Norway, Postboks 6315 Sluppen, 7491 Trondheim, Norway *Corresponding author (e-mail: fernando...structural elements along the section across Trøndelag and Jämtland into a model for the evolution of...illustrated with several examples. First, in southern Norway we now appreciate that both the Jotun and Lindås...fashion. Second, the Kalak nappe complex of northern Norway has traditionally been assigned to the Middle Allochthon |  | | Journal (article/letter/editorial) | | Minerals of Norway - the (almost) complete inventory Gunnar Raade Preamble A monographic survey of the...the minerals of Norway (Norges Mineraler) was published by Neumann (1985), covering all minerals recorded...and synonyms. A large number of minerals new to Norway have been recorded since the book appeared. The...attempt to list all accepted mineral species from Norway, including those from Neumann (1985) and later...& Nickel 2001). Names of minerals discovered in Norway after the edition of Neumann's monograph are in |  | | Report (issue) | | in minable amounts. Gangue minerals may include quartz, barite, calcite, gypsum, sericite, or chlorite...Fragmental Ferruginous Hornblende Manganiferous Porphyry Quartz Sericite Volcanic Table C. CODE HOST AGE NAMES...LANE PYROLUSITE PYRITE PYRARGYRITE PYROMORPHITE QUARTZ REALGAR RHODOCHROSITE RUTILE SULFUR SAUSSERITE...France Great Britain Guatamala Iran Ireland Japan Norway Oman Pakistan Philippines Portugal Saudi Arabia...COPPER GHOST LAKE GIKEN-CHARLOTTA GIRILAMBONE GJERSVIK GOLDEN GROVE GOODENOUGH GRAY EAGLE GREEN COAST |  | | 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 |
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