Low P-T caleodonian resetting of U-rich paleoproterozoic, zircons central Sweden

American Mineralogist

Volumn 86, Issue 4, 2001, Pages 534-546

  Högdahl, Karin ^a   Gromet, L Peter ^a   Broman, Curt ^a  

^a NONE

Author keywords

[No Author keywords available]

Indexed keywords

BINARY ALLOYS; CRYSTAL STRUCTURE; CRYSTALLINITY; DEFORMATION; LEAD ALLOYS; PRISMS; SILICATE MINERALS; TEMPERATURE; ZIRCON;

DEFORMATION ZONE; DEGREES OF CRYSTALLINITY; DIFFUSIVE PROCESS; FENNOSCANDIAN SHIELDS; LASER RAMAN SPECTROSCOPY; LOW TEMPERATURES; LOW-TEMPERATURE RECRYSTALLIZATION; PALEOPROTEROZOIC;

LEAD METALLOGRAPHY;

CALEDONIAN OROGENY; P-T CONDITIONS; PROTEROZOIC; URANIUM SERIES DATING; ZIRCON;

FENNOSCANDIAN SHIELD; SWEDEN;

EID: 0038428466     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am-2001-0416     Document Type: Article

References (53)

1. Andersson, A., Dahlman, B., Gee, D.G., and Snäll, S. (1985) The Scandinavian Alum Shale. SGU Series Ca. 56, 50 p. Geological Survey of Sweden, Uppsala.
2. Bergman, S. and Sjöström, H. ( 1994) The Storsjön-Edsbyn Deformation Zone, central Sweden. Unpublished research report, 46 p. Geological Survey of Sweden.
3. _ (1997) Accretion and lateral extension in an orogenic wedge, evidence from a segment of the Seve-Köli terrane boundary, central Scandinavian Caledonides. Journal of Structural Geology, 19, 1073-1091.
4. Burke, E.A.J. and Lustenhouwer, W.J. (1987) The application of a multichannel Laser Raman microprobe (Microdil-28®) to the analysis of fluid inclusions. Chemical Geology, 61, 11-17.
5. Chakoumakos, B.C., Murakami, T., Lumpkin, G.R., and Ewing, R.C. (1987) Alpha-decay-induced fracturing in zircon: The transition from crystalline to metamict state. Science, 236, 1556-1559.
6. Claesson, S. (1987) Isotopic evidence for the Precambrian provenance and Caledonian metamorphism of high grade paragneisses from the Seve Nappes, Scandinavian Caledonides. Contributions to Mineralogy and Petrology, 97, 196-204.
7. Claesson, S. and Lundqvist, T. (1995) Origins and ages of Proterozoic granitoids in the Bothnian Basin, central Sweden; isotopic and geochemical constraints. Lithos, 36, 115-140.
8. 39Ar thermochronology of the Ofoten-Troms region; implications for terrane amalgamation and extensional collapse of the northern Scandinavian Caledonides. Tectonics, 14, 435-477.
9. Dallmeyer, R.D., Johansson, L., and Möller, C. (1992) Chronology of Caledonian high-pressure granulite-facies metamorphism, uplift, and deformation within northern part of the Western Gneiss region, Norway. Geological Society of America Bulletin, 104, 444-455.
10. Delin, H. (1996) U-Pb zircon ages of granodiorites in the Kårböle region, central Sweden. In T. Lundqvist, Ed., SGU Series C 828, Radiometric dating results 2, p. 6-14. Geological Survey of Sweden.
11. Delin, H. and Aaro, S. (2000) Kartbladen 17F Ånge NV och NO. In H. Delin, Ed., Rapporter och meddelanden 102, Regional berggrundsgeologisk undersökning. Sammanfattning av pågående undersökningar 1999, p. 40-42. Geological Survey of Sweden.
12. Essex, R. and Gromet, L.P. (2000) U-Pb dating of prograde and retrograde titanite growth during the Scandian orogeny. Geology, 28, 419-422.
13. 39Ar thermochronology. Journal of Structural Geolology, 20, 765-781.
14. Gaál, G. and Gorbatschev, R. (1987) An outline of the Precambrian evolution of the Baltic Shield. Precambrian Research, 35, 15-52.
15. Gee, D.G., Geuzou, J.-C, Roberts, D., and Wolff, F.C. (1985) The central-southern part of the Scandinavian Caledonides. In D.G. Gee and B.A. Sturt, Eds., The Caledonide Orogen - Scandinavia and Related Areas, p. 109-133. Wiley, Chichester, U.K.
16. Gromet, L.P. and Andresen, A. (1993) U-Pb age constraints on Caledonian shear strain developed at the basement-allochthon contact, Ofoten region, Norway. EOS Transactions, 74, No. 16, 123.
17. Gromet, L.P., Sjöström, H., Bergman, S., Claesson, S., Essex, R.M., Andréasson, P.G., and Albrecht, L. (1996) Constraining age of metamorphism in the Sevenappes: U-Pb result from the central and northern Swedish Caledonides. GFF, 118 Jubilee Issue, A36-A37.
18. Högdahl, K., Gromet, L.P., and, Claesson, S. (1996) The geochronology of a ductile shear zone in Jämtland, central Sweden. GFF, 118 Jubilee Issue, A14.
19. Karis, L. and Strömberg, G.B. (1998) Beskrivning till berggrunden över Jämtlands län. Del 2: Fjälldelen. SGU Series Ca 53:2, 363 p. Geological Survey of Sweden.
20. Krogh, T.E. (1982) Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air abration technique. Geochimica et Cosmochimica Acta, 46, 637-649.
21. Lindström, M., Sturkell, E.F.F., Törnberg, R., and Ormö, J. (1996) The marine impact crater at Lockne, central Sweden. GFF, 118, 193-206.
22. Ludwig, K.R. (1993) PBDAT. A computing program for processing Pb-U-Th isotope data. Version 1.24. U.S. Geological Survey Open-file report 88-524, 23 p. Denver, Colorado.
23. _ (1995) ISOPLOT. A plotting and regression program for radiogenic isotope data. Version 2.82. U.S. Geological Survey Open-file report 91 - 445, 45 p. Denver, Colorado.
24. _ (1999) Isoplot/Ex version 2.00. A geochronological toolkit for Microsoft Exel. Special Publication No. 2,46 p. Berkeley Geochronological Center, California.
25. Lundegårdh, P.H., Gorbatschev, R. and, Kornfält, K.-A. (1984) Karta över berggrunden i Jämtlands län (Precambrian). SGU Series Ca 53. Geological Survey of Sweden.
26. Lundqvist, T. (1994) The Bedrock. In C. Freden, Ed., Geology, National Atlas of Sweden, p. 14-75. SNA Publishing, Stockholm.
27. Lundqvist, T., Gee, D., Kumpulainen, R., Karis, L., and Kresten, P. (1990) Beskrivning till berggrundskartan över Västernorrlands län. SGU Series Ba 31, 1-429.
28. Mezger, K. and Krogstad, E.J. (1997) Interpretation of discordant U-Pb zircon ages: An evaluation. Journal of Metamorphic Geology, 15, 127-140.
29. Nasdala, L., Irmer, G., and Wolf, D. (1995) The degree of metamictization in zircon: a Raman spectroscopic study. European Journal of Mineralogy, 7, 471-478.
30. Nasdala, L., Pidgeon, R.T., and, Wolf, D. (1996) Heterogeneous metamictization of zircon on a microscale. Geochimica et Cosmochimica Acta, 60, 1091-1097.
31. Oliver, J. (1986) Fluids expelled tectonically from orogenic belts; their role in hydrocarbon migration and other geologic phenomena. Geology, 14, 99-102.
32. Pidgeon, R.T. (1992) Recrystallisation of oscillatory zoned zircon - some geo-chronological and petrological implications. Contribution to Mineralogy and Petrology, 110, 463-472.
33. Pidgeon, R.T., O'Neil, J.R., and Silver, L.T. (1966) Uranium and lead isotopic stability in a metamict zircon under experimental hydrothermal conditions. Science, 154, 1538-1540.
34. Romer, R.L. and Smeds, S.-A. (1994) Implication of U-Pb ages of columbite-tantalite from granitic pegmatites for the Paleoproterozoic accretion of 1.90-1.85 Ga magmatic arcs of the Baltic Shield. Precambrian Reseach, 67, 141-158.
35. Romer, R.L. and Wright, J.E. (1993) Lead mobilization during tectonic reactivation of the Baltic Shield. Geochimica et Cosmochimica Acta, 57, 2555-2570.
36. Silver, L.T. and Deutsch, S. (1963) Uranium-lead isotopic variations in zircons; a case study. Journal of Geology, 71, 721-758.
37. Sjöström, H. and Bergman, S. (1989) Asymmetric extension and Devonian (?) normal faulting; examples from the Caledonides of eastern Trønderlag and westem Jämtland. Geologiska Föreningens i Stockholm Förhandlingar, 111, 407-410.
38. Sjöström, H., Bergman, S., and Sokoutis, D. (1991) Nappe geometry, basement structure and normal faulting in the central Scandinavian Caledonides; kinematic implications. Geologiska Föreningens i Stockholm Förhandlingar, 113, 265-269.
39. Sjöström, H., Bergman, S., Högdahl, K., and Lundqvist, L. (1998) The shear zone network in east central Sweden, relations to late- and post-orogenic intrusive activity and low-pressure metamorphism. Abstract, 23. Nordiske Geologiske Vintermøde, Århus, Denmark, 272.
40. Skår, Ø. and Pedersen, R. (2000) U-Pb geochronological results from the basement windows in Nordland, Norway - evidence for late Caledonian migmatization event. Abstract, 24. Nordiske Geologiske Vintermøte, Trondheim, Norway, 155-156.
41. Stacey, J. and Kramers, J.D. (1975) Approximation of terrestrial lead isotope evolution by a two-stage model. Earth and Planetary Science Letters, 26, 207-221.
42. Steiger, R.H. and Jäger, E. (1977) Subcommssion of geochronology: Convension on the use of decay constants in geo- and cosmochronology. Earth and Planetary Science Letters, 36, 359-360.
43. Sturkell, E.F.F., Broman, C., Forsberg, P., and Torsander, P. (1998) Impact-related hydrothermal activity in the Lockne impact structure, Jämtland, Sweden. European Journal of Mineralogy, 10, 589-606.
44. Sundblad, K. (1994) Paleoproterozoic ore-bearing Mg-rich greenstone belts at Hackås, central Sweden. Unpublished research report, 33 p. Geological Survey of Sweden.
45. Törnebohm, A.E. (1888) Om fjällproblemet. Geologiska Föreningens i Stockolm Förhandlingar, 10, 328-336.
46. Tucker, R.D., Råheim, A., Krogh, T.E., and Corfu, F. (1987) Uranium-lead zircon and titanite ages from northern portion of the Western Gneiss Region, south-central Norway. Earth and Planetary Science Letters, 81, 203-211.
47. Vavra, G., Gebauer, D., Schmid, R., and Compston, W. (1996) Multiple zircon growth and recrystallization during polyphase late Carboniferous to Triassic metamorphism in granulites of the Ivrea Zone (Southern Alps): an ion microprobe (SHRIMP) study. Contribution to Mineralogy and Petrology, 122/4, 337-238.
48. Whitehouse, M.J., Claesson, S., Sunde, T., and Vestin, J. (1997) Ion microprobe U-Pb zircon geochronology and correlation of Archaean gneisses from the Lewisian Complex of Guinard Bay, northwestern Scotland. Geochimica et Cosmochimica Acta, 61, 4429-4438.
49. Whitehouse, M.J., Kamber, B.S., and Moorbath, S. (1999) Age significance of U-Th-Pb zircon data from early Archaean rocks of west Greenland - a reassessment based on combined ion-microprobe and imaging studies. Chemical Geology, 160, 201-224.
50. Wiedenbeck, M., Allé, P., Corfu, F., Griffin, W.L., Meier, M., Oberli, F., von Quadt, A., Roddick, J.C., and Spiegel, W. (1995) Three natural zircon standards for U-Th-Pb, Lu-Hf, trace element and REE analysis. Geostandards Newsletter, 19, 1-23.
51. Williams, I.S. and Claesson, S. (1987) Isotopic evidence for the Precambrian provinance and Caledonian metamorphism of high grade paragneisses from the Seve Nappes, Scandinavian Caledonides. II. Ion microprobe zircon U-Th-Pb. Contributions to Mineralogy and Petrology, 97, 205-217.
52. Woodhead, J.A., Rossman, G.R., and Silver, L.T. (1991a) The metamictization of zircon: Radiation dose-dependent structural charateristics. American Mineralogist, 76, 74-82.
53. Woodhead, J.A., Rossman, G.R., and Thomas, A.P. (1991b) Hydrous species in zircon. American Mineralogist, 76, 1533-1546.