40Ar/39Ar geochronology across the Mylonite Zone and the Southwestern Granulite Province in the Sveconorwegian Orogen of S Sweden

Precambrian Research

Volumn 79, Issue 3-4, 1996, Pages 239-259

  Page, Laurence M ^a   Möller, Charlotte ^a   Johansson, Leif ^a  

^a LUND UNIVERSITY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

ARGON-40/ARGON-39 DATING; DEFORMATION; METAMORPHISM; PROTEROZOIC; SVECONORWEGIAN OROGENY;

SWEDEN;

EID: 0030511907     PISSN: 03019268     EISSN: None     Source Type: Journal    
DOI: 10.1016/0301-9268(95)00096-8     Document Type: Article

References (35)

1. Åhäll, K.-I., Samueksson, L. and Persson, P.-O., 1996. Geochronology and structural setting of the 1.38 Ga Torpa granite; implications for charnockite formation in SW Sweden. Precambrian Crustal Evolution in the North Atlantic Regions. Geol. Soc. London Spec. Publ., in press.
2. Berglund, J. and Connelly, J., 1994. The Vårgårda intrusion; Tectonic setting, age and regional implications. Abstracts 21: a Nordiska Geologiska Vintermötet, Lulea, p. 16.
3. Berthelsen, A., 1980. Towards a palinspastic tectonic analysis of the Baltic shield. In: Geology of Europe from the Precambrian to the Post-Hercynian Sedimentary Basins. Int. Geol. Congr., Colloq. C6. Paris, pp. 5-21.
4. Caldenius, C., Larsson, W., Mohren, E., Linnman, G. and Tullström H., 1966. Beskrivning Till Kartbladet Halmstad. Sgu Seria A 198, 138 pp.
5. 39Ar age spectra of some undisturbed terrestrial samples. Geochim. Cosmochim. Acta, 38: 715-738.
6. 39Ar age-spectra of Mesozoic tholeites from Antarctica. Geochim. Cosmochim. Acta, 41: 15-32.
7. Gaál, G. and Gorbatschev, R., 1987. An outline of the Precambrian evolution of the Baltic Shield. Precambrian Res., 35: 15-52.
8. Gorbatschev, R., 1980. The Precambrian development of southern Sweden. Geol. Fören. Stockholm Förh., 102: 129-136.
9. 40Ar in hornblende. Contrib. Mineral. Petrol., 78: 324-331.
10. Hubbard, F.H., 1975. The Precambrian crystalline complex of south-western Sweden. The geology and petrogenetic development of the Varberg Region. Geol. Fören. Stockholm Förh., 97: 223-236.
11. Johansson, Å., 1990. Age of the Önnestad Syenite and some gneissic granites along the southern part of the Protogine Zone, southern Sweden. In: C.F. Gower, T. Rivers and A.B. Ryan (Editors), Mid-Proterozoic Laurentia-Baltica. Geol. Assoc. Can. Spec. Pap., 38: 131-148.
12. Johansson, Å., Meier, M., Oberli, F. and Wikman, H., 1993. The early evolution of the Southwest Swedish Gneiss Province: geochronological and isotopic evidence from southernmost Sweden. Precambrian Res., 64: 361-388.
13. Johansson, L. and Johansson, Å., 1993. U-Pb age of titanite in the Mylonite Zone, southwestern Sweden. Geol. Fören. Stockholm Förh., 115: 1-7.
14. Johansson, L. and Kullerud, L., 1993. Late Sveconorwegian metamorphism and deformation in southwestern Sweden. Precambrian Res., 64: 347-360.
15. Johansson, L. and Möller, C., 1990. Excursion-guide to a two-day field-trip in the southwest-Swedish Granulite Region. 2nd Symposium on the Baltic Shield, Lund, June 1990.
16. Johansson, L., Lindh, A. and Möller, C., 1991. Late Sveconorwegian (Grenville) high-pressure granulite facies metamorphism in southwest Sweden. J. Metamorph. Geol., 9: 283-292.
17. 39Ar data in evaluation of disturbed K-Ar systems. U.S. Geol. Surv. Open-file Rep., 78-701: 241-243.
18. Larson, S.Å., Stigh, J. and Tullborg, E.L., 1986. The deformation history of the eastern part of the Southwest Swedish Gneiss Belt. Precambrian Res., 31: 237-257.
19. Larson, S.Å., Berglund, J., Stigh, J. and Tullborg, E.L., 1990. The Protogine Zone, southwest Sweden: a new model - an old issue. In: C.F. Gower, T. Rivers and A.B. Ryan (Editors), Mid-Proterozoic Laurentia-Baltica. Geol. Assoc. Can. Spec. Pap., 38: 317-333.
20. Magnusson, N.H., 1960. Age determinations of Swedish Precambrian rocks. Geol. Fören. Stockholm Förh., 82: 407-432.
21. 39Ar Method. Oxford University Press, Oxford, 212 pp.
22. Mezger, K., Essene, E.J. and Halliday, H.N., 1992. Closure temperatures of the Sm-Nd system in metarnorphic garnets. Earth Planet. Sci. Lett., 113: 397-409.
23. 39Ar Geochronologic constraints on timing of deformation and metamorphism of the Central Norrbotten Caledonides, Sweden. Geol. J., 27: 127-150.
24. 39Ar geochronological constraints on the tectonothermal evolution of the Eastern segment of the Sveconorwegian orogen, south-central Sweden. Precambrian Crustal Evolution in the North Atlantic Regions. Geol. Soc. London Spec. Publ., in press.
25. Park, R.G., Aring;häll, K.I. and Boland, M.P., 1991. The Sveconorwegian shear-zone network of SW Sweden in relation to mid-Proterozoic plate movements. Precambrian Res., 49: 245-260.
26. Quensel, P., 1951. The chamockite series of the Varberg district on the southwestern coast of Sweden. KVA Ark. Mineral. Geol., 1: 227-332.
27. 39Ar dating: a discussion. Earth Planet. Sci. Lett., 41: 233-244.
28. 39Ar dating standard, MMhb-1. Chem. Geol., 66: 27-34.
29. Söderlund, U., 1996. Conventional U-Pb dating versus single-grain Pb evaporation dating of complex zircons from a pegmatite in the high-grade gneisses of southwestern Sweden. Lithos, in press.
30. Steiger, R.H. and Jāger, E., 1977. Subcommission on Geochronology; Convention on the use of decay constants in geo-and cosmochronology. Earth Planet. Sci. Lett., 36: 259-362.
31. Tilke, P.G., 1986. Caledonian Structure, Metamorphism, Geochronology, and Tectonics of the Sitas-Singis area. Ph.D Thesis, Massachusetts Institute of Technology, Cambridge, Mass., 295 pp.
32. Wang, X. and Lindh, A., 1996. Temperature-pressure investigation of the southern part of the Southwest Swedish Granulite Region, Eur. J. Mineral., in press.
33. 39Ar geochronologic constraints on late Sveconorwegian granulite metamorphism from the southern Southwest Swedish Granulite Region. Geol. Fören. Stockholm Förh, in press.
34. Welin, E. and Blomqvist, G., 1964. Age measurements on radioactive minerals from Sweden. Geol. Fören. Stockholm Förh., 86: 33-50.
35. Welin, E. and Gorbatschev, R., 1978. The Rb-Sr age of the Varberg charnockite, Sweden. Geol. Fören. Stockholm Förh., 100: 225-227.