 | | 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) | | 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) | | 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 |  | | Report (chapter) | | association bornite-chalcopyrite-neodigenite-(chalcocite). This is termed the «copper paragenesis». The...Ulveryggen, west of Reppar fjord, in the northernmost county of Finnmark (latitude 70°26'N, longitude 24°18'E...corresponds to the so-called «isotropic blue chalcocite». The writer has followed Ramdohr (1943) and...«isometric blue chalcocite». It was thought that there were two modifications of chalcocite, one orthorhombic...states that «a chalcocite that is isometric or that is a paramorph after isometric chalcocite may be taken |  | | 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 |  | | Book (volume) | | also contain occasional nickelite, together with chalcocite, bornite, chalcopyrite, pyrite, calcspar, brownspar...the outcrops of the magnetic iron ore deposits of Sweden, which are almost devoid of a limonite cover, while...chalcopyrite, (5) bornite, (6) millerite, (7) chalcocite, (8) galenite, (9) zinc-blende. The great tendency... 4. Cu 2 S0 4 decomposes Chalcocite currents: 14 in part into chalcocite. Cu and CuS0 4 as- produced...nodules of 48, with their envelope of bornite chalcocite, associated with native copper. Also the cupriferous |  | | 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...this group is the HandoÈl ophiolite in central Sweden (Bergman 1993) and the VaÊgaÊmo ophiolite (Sturt...Cambrian age. On parts of the shield, as in central Sweden, these Cambrian sediments are a few tens of metres |  | | 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...Norberg, in Sweden 5. The Deposit of Schneeberg, near Sterzing 6. The Copper-bearing Sjangeli Schists (/3)...Ammeberg, in Sweden 2. The Zinc-Blende Deposit of Langfallsgrufva, near Rafvala, Sweden . II. The Pyrrhotite |
|
