 | | Journal (article/letter/editorial) | | metamorphism in orogenic belts: Examples from northern Sweden By R. L. ROMER~Lule~t*) With 6 figures Zusammenfassung...Econ. Geol., Lule~i University, S-951 87 Lule~t, Sweden Manuscript received: 21.9. 89; accepted: 9.4.90...alteration (BEACH, 1976, 1980). For example, in the Sjangeli area (Fig. 4), the retrograde metamorphism was... 1989a, 1989b), lead represents an In northern Sweden, the continent collision be- indicator which can...metamorphism in orogenic belts: Examples from northern Sweden 17.0 I ( ~ 16.E - - f I I Phanerozoic sandstone-hosted |  | | Journal (article/letter/editorial) | | Oulu, SF-905 S-971 87 Luleii, 70 Oulu, Finland Sweden Received 19 October 1995; accepted 29 August 1996...kilometres in northern Fennoscandia, comprising northern Sweden, northern Finland and adjacent parts of Norway...from western Sweden to eastern Finland, with occurrences in Norway and Russia. In Sweden, tourmaline ...sulphide ore. Norway: (1) Bidjovagge. Sweden: (2) Kopparisen, (3) Sjangeli, (5) Tjavelk, (10) Kiskamavaara...Zn-Pb sulphide ore. Sweden: (7) Huomaisenvuoma, (16) Kurkkionvaara. Fe oxide ore. Sweden: (6) Kevus, Teltaja |  | | Journal (article/letter/editorial) | | Department of Economic Geology, Lulefi University, Sweden With 3 Figures Received June 19, 1992; accepted...Lake Tornetr/isk, oR-S Rombak-Sjangeli basement culmination. Galena-calcite veins: A Asbestgruvan, A Akerlandet...deposit are serpentinized, chloritized and have calcite veins, while similar dikes not associated with...For instance at Tuoddarjaure (southern Rombak-Sjangeli basement window, Fig. 1), quartz-galena _+ fluorite...saline (up to 24 eq. Wt~o NaC1) fluid inclusions in calcite and sphalerite from the Laisvall deposit have homogenization |  | | Journal (article/letter/editorial) | | Proterozoic greenstone belt at Kopparfisen, northern Sweden R.L. Romer and T.M. Boundy * Department of Economic...University of Technology, Lulegt, S-951 87 Lule~, Sweden Abstract. The polymetamorphic Early Proterozoic...metavolcanites of the Koppargtsen greenstone belt, northern Sweden, contain U mineralizations which are confined to...Proterozoic Rombak-Sjangeli basement window in the Caledonides of northern Sweden (Fig. 1, location 1)...(Heier and Compston 1969; Gunner 1981). The Rombak-Sjangeli window contains several minor Lower Proterozoic |  | | Journal (article/letter/editorial) | | Applied Geology, Lule~ University, S-971 87 Luleg, Sweden 2Laboratoire de G~ochronologie, Universit6 Paris...associated with epigenetic sulfide deposits in northern Sweden, has very low uranium-contents. Therefore, its...from the Pahtohavare Cu-Au deposit in northern Sweden, which is hosted by Palaeoproterozoic mafic tuffites...these minerals have low 238U/2~ Yet, in northern Sweden, there are numerous sulfide ores that have exceedingly...using the Pahtohavare Cu-Au deposit of northern Sweden. The sulfide trace-lead of the Pahtohavare and |  | | Journal (article/letter/editorial) | | Economic Geology, Lulel University, S-951 87 LuleB,Sweden (Received April 1, 1992; accepted in revised form...predominantly involved addition of magmatic rocks. In Sweden, U-Pb zircon dating yields ages mainly ranging...at ca I .80- 1.77 ( SKIOLD, 1988). In northern Sweden, 1.90-I .85 Ga old granitoids have distinctly negative...Svecofennian granitoids farther south (central Sweden and southern Finland) have positive or close to...Gram& Belt continentalg&en fanration in Nathem Sweden @eemtone belts and dike intrusions) late Archwan |  | | Journal (article/letter/editorial) | | Northern Sweden R. L. Romer Department of Economic Geology, Lulegt University, Lulefi, Sweden With 3 Figures...sulfide deposits within the basement of northern Sweden have lead isotopic compositions that fall on a...Early Proterozoic supracrustal belts in northern Sweden (Fig. 1) were metamorphosed during the Svecofennian... Fig. 1. Simplified geological map of northern Sweden (Nordkalott Project, 1987). A Asbestgruvan, G Gautelis...sen, Kv Kattervann, P Pahtohavaare, R Rfippe, Si Sjangeli, Sv Svangerhive, V Viscaria, Va Valasjaure. Inset |  | | Journal (article/letter/editorial) | | evolution of the Northern Baltic Shield of Norway, Sweden and Finland Rolf L. Romer Department of Economic...Economic Geology, Lule~t University, S-951 87 Lule& (Sweden.) (Received February 22, 1989; revision accepted...evolution of the Northern Baltic Shield of Norway, Sweden and Finland. Precambrian Res., 49: 73-95. The Late...and Gorbatschev ( 1987) ). central Sweden and in northern Sweden to the north of the Skellefte Field...of anatectic minimum-melt granites. In northern Sweden, the frequency of S-type granites decreases from |  | | Report (chapter) | | Sciences Centre, Box 460, SE-405 30 Göteborg, Sweden 4 Department of Earth Sciences & Centre for Image...Analysis, Uppsala University, SE-752 36, Uppsala, Sweden 5 Department of Geology & Geophysics, School...of the 30–508 palaeolatitude during deposition. Calcite nodules (,1 cm size) in the Vakkejokk Breccia have...Scandinavia (including E. Finnmark). Studies in Norrbotten, Sweden, in the southernmost part of the area covered...Paittasjärvi; Ri, Ritsemjaure Window; RS, Rombak-Sjangeli Window; Ru, Ruoddojokka; Si, Sitojaure; Sj, Stora |  | | Journal (article/letter/editorial) | | StableIsotopeStudieson SomeCaledonian Sulfide-BearingVeins in Sweden AM JoiaNssoN Ore ResearchGroup, GeologicalInstitution...GeologicalInstitution,StockholmUniversity,S-106 91 Stockholm,Sweden Abstract Sulfurisotopemeasurements havebeenmadeon...havebeenmadeon sulfides fromCaledonian sulfide-bearing calcite veins in the Precambrian basement of the Swedish...quartz veins within the Caledonidesin Sweden.The calcite veins showa narrow rangein 1534S of the sulfides...thisstudy. Fluidinclusion datafromtheJ•kerlandet calcite veinsuggest thatit formed attemperatures between75ø |  | | Report (chapter) | | 20 Lower thrust sheets in the Caledonide orogen, Sweden: Cryogenian–Silurian sedimentary successions and...Uppsala University, Villavägen 16, SE-752 36 Uppsala, Sweden 2 Department of Civil, Environmental and Natural...Luleå University of Technology, SE-971 87 Luleå, Sweden *Correspondence: david.gee@geo.uu.se Abstract:...lower thrust sheets in the Caledonide orogen of Sweden, comprise a mega-duplex of Cryogenian–Silurian...the Caledonide orogen in the northwestern part of Sweden, comprising predominantly Cryogenian–Silurian sedimentary |  | | Report (chapter) | | Middle thrust sheets in the Caledonide orogen, Sweden: the outer margin of Baltica, the continent–ocean...Uppsala, Sweden 2 Department of Geology, Lund University, Sölvegatan 12, SE-223 62 Lund, Sweden 3 Department...Luleå University of Technology, SE-971 87 Luleå, Sweden IK, 0000-0001-7346-1770 *Correspondence: david...the counties of Jämtland, Västerbotten and Norrbotten, Sweden (Fig. 21.1), comprising far-transported allochthons...Kulling’s investigations in Västerbotten and Norrbotten in the 1930s (see Strand & Kulling 1972 and references |  | | Book | | . . . . . . . 22K NO. . . . . . . . 1 53 113 Norrbotten Die Pegmatile bei Ranea (Hi:igheden,Siirhallan... . . . Kiruna . . . . . . . . . . . . . 29K SV . . . . . . . . 1 22 Die Erzgruben von Kiruna (mit Kiirunavaara...Tuolluvaara, Henry-, . . . . . . . . . . . . . Kiruna . . . . . . . . . . . . . Fjallkarte BD 4 . . 1...Sulfiderzgruben; Kalixforsbron} . . . . . . . . . . Kiruna . . . . . . . . . . . . . Fjallkarte BD 4 1 56... . . . . . . . . . . . . 1 70 Vasterbot ten, Norrbotten: Klun1arna; Svanitrask/Sandtrask; Tore; Kataberget |  | | Report (chapter) | | Ulveryggen, west of Reppar fjord, in the northernmost county of Finnmark (latitude 70°26'N, longitude 24°18'E...paper. The three types are: a). Typical lodes. Calcite-quartz lodes carrying chalcopyrite and pyrite,... Vogt describes the vein as being composed of calcite and quartz carrying chalcopyrite and pyrite. Ore...the sulphides enclose a large piece of greyish calcite, which seems to represent a breccia fragment. Microscopical...pyrite and chalco pyrite, with small amounts of calcite as gangue. The pyrite occurs as rounded or sub-rounded |  | | Journal (article/letter/editorial) | | sulfides, and siderite and a subsequent dominant calcite-fluorite-quartz stage. Rb-Sr analyses were performed...samples related to the quartz-sulfide and the calcite-fluorite-quartz mineralization, respectively. Neither...Ma (quartz-sulfide alteration) and 209 ⫾ 2 Ma (calcite-fluorite-quartz alteration). We examine the significance...altered wall rocks related to the quartz-sulfide and calcite-fluorite-quartz mineralization stages in the eastern...confined to a quartz-sulfide stage and a later calcite-fluorite-quartz stage (Augustin, 1993). The subeconomic |  | | Journal (article/letter/editorial) | | event: The evidence from the Kalix Greenstone Belt, Sweden Victor A. Melezhik a,b,∗ , Anthony E. Fallick c...Greenstone Belt from the Fennoscandian Shield of Sweden. This characterises the second half of the prominent...C data from the Kalix Greenstone Belt (KGB) in Sweden (Fig. 1), which contains a sedimentary-volcanic...epidote-amphibolite-facies dolostones, a third generation of calcite has been observed. This fills thin, open joints...event of the tectono-metamorphic history. This calcite is designated as calcite3 . 6.1. Microcore sampling |  | | Book (volume) | | Cambrian rocks of Denmark, Finland, Norway, and Sweden (the fifth Nordic country of Iceland having no...Uppsala (Swedish Natural Science Research Council), Sweden A. W. A. Rushton Institute of Geological Sciences...divisions, as was proposed by Asklund (1958) in Sweden. His Yaregian division has been used in this sense...sensu Brogger (1900), whereas the Pre-Cambrian of Sweden (Geijer, 1963, p. 134) includes both Varegian and...258, 1. Geijer, Per. (1963). The Precambrian of Sweden in Rankama, K. (Ed.), The Precambrian, Vol. 1, |  | | Journal (article/letter/editorial) | | the Leivset marble after the small village in the county of Nordland (Figs. 1, point 10 and 2a). The Leivset...area (the county of Troms, Fig. 1, point 1) in the north to the Hattfjelldal area (the county of Nordland...and the PGM are composed of coarsely crystalline calcite. The PGM, as well as pink and white bands of the...dolomitisation (Mg/Ca = 0.1 ± 0.06, n = 62, Table 1). The calcite is moderately enriched in Sr (588 ± 385 ppm), it...Sr♥(ppm) (1)a Sagelvvatnet Variegated, banded, calcite marbles Sag 1 8.36 1.40 Sag 2 9.12 1.53 Sag 3 8 |  | | Book (volume) | | The most abundant gangue minerals are quartz, calcite and dolomite ; barite and asphalt-like minerals...produced 5,2> ores occur as pockets of cinnabar with calcite gangue valued at $1,271,502. The flasks in 1902...the outcrops of the magnetic iron ore deposits of Sweden, which are almost devoid of a limonite cover, while...follows: Since most veins atoove is contain calcite or other carbonates, these are dissolved by the...are present, for instance, in the presence of calcite it combines into gypsum. If it remains to the |  | | Journal (article/letter/editorial) | | Proterozoic orthomagmatic Fe-Ti-V ores in both Norway and Sweden, e.g. Rùdsand and SelvaÊg (Korneliussen et al....the Rana District of Norway and adjacent parts of Sweden (Fig. 4), and in the Ofoten district of Norway...Malmhaugen), as well as GraÈskevardo and Ripudden in Sweden (see Fig. 4) show lead isotope compositions that...spessartine garnet, less importantly as mangano-calcite (Foslie 1949). 10 20 30 Bugge (1948) was of...this group is the HandoÈl ophiolite in central Sweden (Bergman 1993) and the VaÊgaÊmo ophiolite (Sturt |  | | Journal (volume) | | 1985) in Fin land, and Pahtohavare and Viscaria in Sweden (Ca rlson et al., 1988; Carlson, 1991). At approximately...the Kiruna greenstone belt (220 0-1930 Ma: Skiöld & Cliff, 1984 ; Skiöld, 1986), northern Sweden. Genetically.... Previous lead isotope results In north e rn Sweden and Norway the s ulfide lead isotope compositions...boundary of the Caledonian allochthon. In northern Sweden undi st urbed Proterozo ie s ulfide lead iso tope...from the Kopparasen C u-Zn- U deposit in northern Sweden (Romer & Boundy, 1988; Romer, 1989a) (Fig. 13) |  | | Book (volume) | | Adirondacks (c) Deposit of Routivare in Norbotten, Sweden 3. Segregations of Titaniferous Magnetite Iron...Hematite 1. The Iron Ore Beds of the Archean Rocks of Sweden I. Norberg II. Persberg Beds III. Dannemora...Crystalline Schists 1. Manganese Ore Deposits of Langban, Sweden 2. The Manganese Deposits of Southern Bukowina...Quartz Veins 262 ........;. 272 13. Rich Silver-Calcite Veins (Rich Calcspar Formation) 14. Rich Silver-Copper...Norberg, in Sweden 5. The Deposit of Schneeberg, near Sterzing 6. The Copper-bearing Sjangeli Schists (/3) |  | | Book | | H E ORE MINERALS FIG. 2 8 x Smâlands Taberg, Sweden RAMDOHR Titanomagnetite-olivinite with the characteristic...OF ORE DEPOSITS FIG. 3 80 x Smâlands Taberg, Sweden RAMDOHR Titanomagnetite (light) with spinel lamellae...important group are the magnetite deposits of the Kiruna type. Derivation from titanomagnetite differentiates...metamorphic activity. FIG. 8 70 x Rektorens Malmfält, Kiruna RAMDOHR Granular aggregate of magnetite (grey...sphalerite, galena, and chalcopyrite in Central Sweden, which were developed under high pressure, many |  | | Report (volume) | | Institute, Moscow, Russia John Arthurs Holywood, County Down, Ireland Eric Font University of Lisbon,...University, USA Risto Kumpulainen Stockholm University, Sweden Alexandre Kuzmichev Geological Institute, Russian...Malgorzata Moczydlowska-Vidal Uppsala University, Sweden Nick Swanson-Hysell Princeton University, USA...Aires, Argentina Vic Pease University of Stockholm, Sweden Sergei Pisarevsky The University of Western Australia...sea-floor cements. His photograph of ‘blades of calcite’ is from a unique layer of sea-floor barite (BaSO4) |  | | Book | | (1946) Chromite deposits near Red Lodge, Carbon County, Montana. US Geol Surv Bull 945F:151–189 Jenner...of Fennoscandia is traditionally divided into Norrbotten, Murmansk, Kola, Belomorian and Karelia Provinces...Fennoscandian shield of Russia, Finland and north Sweden, display obvious similarities with respect to supracrustal...KP = Kola province, NP = Norrbotten province 4.2 Geological Setting Sweden (Gaál & Gorbatchev 1987;...Finnmark in North Norway, through Russia, Finland and Sweden (Fig. 4.1). This correlation is based on the tracing |
|
