 | | 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...other widely dispersed volcanic exhalites in the Gjersvik Nappe, occurs within the volcanic sequence at |  | | 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) | | 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...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...described here.Smallerdeposits hosted Rocks withinthe Gjersvik terranearemultiply in volcano-sedimentary sequences |  | | Journal (article/letter/editorial) | | Spain: "the relativeproportionsof basicand keratophyre, whereasa pyritebedextendsbeyondit acid volcanism...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) | | after Carstens(1932), that "many pyrite de- in Norway and old data,as well as oral communications of...with acid pyroclastics [earlier called a quartz-keratophyre, granulite, trondhjemite,sills, etc. . .], in...Spain: "the relativeproportionsof basicand keratophyre, whereasa pyritebedextendsbeyondit acid volcanism...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...with acid pyroclastics [earlier called a quartz-keratophyre, granulite, trondhjemite,sills, etc. . .], in...Spain: "the relativeproportionsof basicand keratophyre, whereasa pyritebedextendsbeyondit acid volcanism...be confrontedwith geological of the Gjersvik nappe,central Norway [abs.] Inst. Mining Metallurgy/Geol |  | | 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) | | of the Skorovass Pyrite Deposit, Grong Area, Norway TORE GJELSVIK Abstract The petrology, mineralogy...varieties of extrusive rocks: basalt, andesiteand keratophyre, all of spilitic affinity having high Na, low...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 |  | | Report (issue) | | France Great Britain Guatamala Iran Ireland Japan Norway Oman Pakistan Philippines Portugal Saudi Arabia...IRHYOLITE LAPILLI TUFF I IDOLOMITIC MARBLE IQTZ KERATOPHYRE TUFF IQTZ XERATOPHYRE TUFF I JASPER I I I SEDIMENTS...CHERT IRHYOLITE TUFF I I IRHYOLITE POR IQTZ KERATOPHYRE IDACITE FLOW IRHYODACITE PYROCLASTICS I MAFIC...DIKES ANDESITE FLOW IRHYOLITE FLOW IQTZ KERATOPHYRE IQTZ KERATOPHYRE TUFF IGABBRO IANDESITE IDACITE FLOW...IRHYOLITE TUFF IQTZ KERATOPHYRE IQTZ KERATOPHYRE TUFF IQTZ KERATOPHYRE IQTZ KERATOPHYRE TUFF (GRAPHITIC |  | | Journal (article/letter/editorial) | | Sweden; Vihanti, Finland (Mikkola, 1969); Skorovas, Norway (Halls et al., 1977); Rio Tinto, La Zarza, Spain...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...pyrite-chalcopyrite deposits do exist (e. g. Haugen, Lokken Norway), but are probably very rare. More distal from...greenstones ~mafic lavas and pyroclastics), quartz-keratophyre and minor chemical and clastic sediments. Late |  | | Report (chapter) | | during the late Finnmarkian deformation in northern Norway. E of the Iapetus suture in N America, southern..._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...volcanicsub-volcanic complex (Stekenjokk quartz keratophyre) in which pyroclastic and high-level intrusive...highest volcanics within the middle Koli, the Gjersvik Nappe, consist of bimodal mafic and felsic volcanic |  | | Journal (article/letter/editorial) | | Trondheim-N.T.H., Norway z Norges geologiske undersokelse, P.O. Box 3006, N-7001 Trondheim, Norway Abstract...Greenstones, Norway Fig. 1. Simplified geology of the area around Trondheim, central Norway, showing the...metasandstones and siltstones, thin greenstone, keratophyre and banded quartzite or chert layers, and local...and Volcanic Setting of Ordovician Greenstones, Norway from massive lava at the bottom to pillow lava...and Volcanic Setting of Ordovician Greenstones, Norway Table 1. Mean major and trace element composition |  | | Journal (article/letter/editorial) | | potassic quartz keratophyre, quartzites and phyllites, felsic metavolcanics 1461l471 Gjersvik Terrane Ordovician |  | | Report (issue) | | Polarinstitutt, Postboks 158, 1330 Oslo Lufthavn, Norway R. D. Dallmeyer Department of Geology, University...evolution of the Basal Gneiss complex, western south Norway: Journal of Metamorphic Geology, v. 1, p. 63-90...eclogites and associated rocks from Sunnfjord, western Norway: Lithos, v. 13, from the late Precambrian Sveanor...well allow correlation of terranes in southwestern Norway and north of latitude 67°50’N with those in the...passes under the Caledonian cover in northernmost Norway, and the Proterozoic basement is intensely reworked |  | | Journal (volume) | | Fe-Ti-mineralizations in the Ana-Sira anorthosite, southern Norway ...................................... 56 Sobolev...geostructural areas extending to Finland, Sweden and Norway; these include the Archean folded structures of...(undivided); 13 = anorthositegabbro association; 14 = keratophyre spilite, iron ore-quartzite and graywacke-porphyry-dolerite...Oslo 3, NOrJvtry Introduction The oldest rocks in Norway are encountered in East Finnmark near the northwestern...kinzigites, representing the oldest known sediments in Norway. The rocks are intruded by granites and scattered |  | | Book | | Rosencrantz, 1983, in Bay of Islands; Pedersen, 1986 in Norway; Pallister, 1981; Pallister and Hopson, 1981; Smewing...here. As illustrated by the Karmoy ophiolite in Norway (Pedersen, 1986), in many ophiolites and also locally...plagiogranites from the Karmoy ophiolite, Western Norway. Contr. Mineral. Petrol., 88: 36-52. Rosencrantz...that hosts the copper mineralisations of Lasail mine. The sheeted dikes show a relative uniform orientation...units in the Honningsvag intrusive suite, north-Norway: implications for intrusive mechanisms, double |  | | Book (volume) | | B., Epithern1al Au-Ag Mineralization, Maratoto Mine, New Zealand: Stable Isotopes and Fluid Inclusions...Facies Control of Stratiform Ore at the Magmont Mine, Viburnum Trend, Southeast Missouri .. ...........available rather than a random occurrence in a11 mine ral phases in the rocks. To elaborate, the occurrence...W., 1966, The economic geology of the Esperanza mine and vicinity, in Titley, S. R., and Hicks, C. L...ion (fringe surface) is found across the entire mine area even though the basal Nonesuch contains two |  | | Journal (volume) | | Sweden, the historical nickel mines in southern Norway , and the Räna intrusion in the orwegian Caledonides...ledon ides, Precambrian, USSR, Finland, Sweden, Norway REFERENCES: General reference: PAP UNEN, H . &... Geological Survey of Norway, Leiv Eiriksons vei 39, N-7oo0 Trondheim, Norway Geological Survey of Sweden................................ . .. . The Hitura mine .... . . .................. . ......... .. .......final phase of the work geologists from Sweden and Norway participated the preparations for the monograph |  | | Book | | base of the Complex (Vermaak, 1976). At the Atok mine, platinoid minerals tend to occur at the boundaries...Rye, D. M., and Rye, R. O., 1974, Homestake gold mine; I. Stable isotope studies: Econ. Geol., v. 69,...E., 1976, The Merensky Reef at the Atok platinum mine and its environs: Econ. Geol., v. 71, p. 249-260...Mannard, G. W., 1975, The geology of the Kidd Creek Mine: Econ. Geol., v. 70, p. 80-89. 41 ORE-FORMING...high-grade regions makes it difficult to deter¬ mine the original nature of many of the units and pro¬ |  | | Book | | belts. (4) In the 1700-1800Ma old terrain of SW Norway eclogites occur as lenses in the gneisses and in...of the Dalslandian belt in southern Sweden and Norway in terms of Himalayan collision tectonics. Zeck...Precambrian continent-continent collision in western Norway. Nature, 267: 17-19. Kroner, A., 1975. Late Precambrian...the basal gneisses in the Selje district, western Norway. J. Petrol., 19: 530-584. Leblanc, M., 1976. A...Jacobsen, J. B. E., 1967. The Geology of the Artonvilla Mine, Messina District. Ph.D. Thesis, Univ. Witwatersrand |  | | Report (issue) | | Proterozoic reworked crust of lbe Western gneiss region, Norway? The HiinaJaya bas been tilted northwards as India...facies rocks, such as the Western Gneiss Region of Norway or the Dabie ShanSulu belt of China, n1ay also...western Alps, northern Kazak.hstan. and coastal Norway that were n1eta1norphoseu under UHP conditions...local area 111 the Westen1 Gneiss Region of coastal Norway (C) (Terry et al., 2000a, 2000bJ. In the lower...local area in the Western Gneiss Region of coastal Norway C Microdiamondbearing kyanite-gamet gneiss NNW |
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