Paleomagnetism, anisotropy of magnetic susceptibility, and argon-argon geochronology of the Clearwater anorthosite, Saskatchewan, Canada

Tectonophysics

Volumn 312, Issue 2-4, 1999, Pages 235-248

  Halls, Henry C ^a   Hanes, John A ^b  

^a UNIVERSITY OF TORONTO   (Canada)

^b QUEEN S UNIVERSITY   (Canada)

Author keywords

Anisotropy of magnetic susceptibility; Ar Ar dating; Paleomagnetism; Paleoproterozoic anorthosite

Indexed keywords

ANORTHOSITE; ARCHEAN; ARGON-ARGON DATING; GEOCHRONOLOGY; MAGNETIC ANISOTROPY; PALEOMAGNETISM;

CANADA;

EID: 0033527843     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-1951(99)00166-3     Document Type: Article

References (27)

1. Bailey, R.C., Halls, H.C., 1984. Estimate of confidence in paleomagnetic directions derived from mixed remagnetization circle and direct observational data. J. Geophys. 54, 174-182.
2. Bickford, M.E., Collerson, K.D., Lewry, J.F., 1994. Crustal history of the Rae and Hearne Provinces, southwestern Canadian Shield, Saskatchewan; constraints from geologic and isotopic data. Precambrian Res. 68, 1-21.
3. Borradaile, G.J., Stupavsky, M., 1995. Anisotropy of magnetic susceptibility: measurement schemes. Geophys. Res. Lett. 22, 1957-1960.
4. Buchan, K.L., Mortensen, J.K., Card, K.D., 1993. North-east-trending Early Proterozoic dykes of southern Superior Province: multiple episodes of emplacement recognized from integrated paleomagnetism and U-Pb geochronology. Can. J. Earth Sci. 30, 1286-1296.
5. Buchan, K.L., Halls, H.C., Mortensen, J.K., 1996. Paleomagnetism, U-Pb geochronology and geochemistry of Marathon dykes, Superior Province and comparison with the Fort Frances swarm. Can. J. Earth Sci. 33, 1583-1595.
6. Crocker, C.H., Collerson, K.D., Lewry, J.F., Bickford, M.E., 1993. Sm-Nd, U-Pb, and Rb-Sr geochronology and lithostructural relationships in the southwestern Rae Province: constraints on crustal assembly in the western Canadian shield. Precambrian Res. 61, 27-50.
7. Dunsmore, D.J., Symons, D.T.A., 1990. Paleomagnetism of the Lynn Lake gabbros in the Trans Hudson orogen and closure of the Superior and Slave cratons. Geol. Assoc. Can. Spec. Pap. 37, 215-228.
8. Ernst, R.E., Pearce, G.W., 1989. Averaging of anisotropy of magnetic susceptibility. In: Agterberg, F.P., Bonham-Carter, G.F. (Eds.), Statistical Applications in the Earth Sciences. Geol. Soc. Can. Pap. 89-9, 297-305.
9. Fisher, R.A., 1953. Dispersion on a sphere. Proc. R. Soc. London A217, 295-305.
10. Halls, H.C., 1986. Paleomagnetism, structure and longitudinal correlation of Middle Precambrian dykes from northwestern Ontario and Minnesota. Can. J. Earth Sci. 23, 142-157.
11. Halls, H.C., Heaman, L.M., 1997. New constraints on the Paleoproterozoic segment of the Superior Province apparent polar wander path from U-Pb dating of Molson dykes (abstr.). Geological Association of Canada 50th Annual Meeting Abstr. Vol., p. A61.
12. Heaman, L.M., Machado, N., Krogh, I.E., Weber, W., 1986. Precise U-Pb zircon ages for the Molson dyke swarm and the Fox River sill: constraints for early Proterozoic crustal evolution in northeastern Manitoba, Canada. Contrib. Mineral. Petrol. 94, 82-89.
13. Hoffman, P.E., 1990. Subdivision of the Churchill Province and extent of the Trans-Hudson orogen. In: Lewry, J.F., Stauffer, M.R. (Eds.), The Early Proterozoic Trans-Hudson Orogen of North America. Geol. Assoc. Can., Spec. Pap. 37, 15-40.
14. Hulbert, L., 1988. Investigation of mafic and ultramafic rocks for nickel-copper and platinum group elements, Northern Saskatchewan: preliminary findings. Summary of Investigations 1988, Saskatchewan Geological Survey, Saskatchewan Energy and Mines, Misc. Rep. 88-4, pp. 152-154.
15. Jelinek, V., 1978. Statistical processing of anisotropy of magnetic susceptibility measured on groups of specimens. Stud. Geophys. Geod. 22, 50-62.
16. Kirschvink, J.L., 1980. The least-squares line and plane and the analysis of paleomagnetic data. Geophys. J. R. Astron. Soc. 62, 699-718.
17. Lewry, J.F., Sibbald, T.I., 1980. Thermotectonic evolution of the Churchill Province in northern Saskatchewan. Tectonophysics 68, 45-82.
18. Meyer, M.T., Bickford, M.E., Lewry, J.F., 1992. The Wathaman batholith: an Early Proterozoic continental arc in the Trans-Hudson erogenic belt, Canada. Geol. Soc. Am. Bull. 104, 1073-1085.
19. Morris, W.A., 1984. Paleomagnetic constraints on the magmatic, tectonic, and metamorphic evolution of the Sudbury Basin region. Ont. Geol. Surv., Spec. Vol. 1, 411-427.
20. Nye, J.F., 1957. The Physical Properties of Crystals. Clarendon Press, Oxford, 322 pp.
21. Scott, B.P., 1985. Geology of the Upper Clearwater River area. Saskatchewan Energy and Mines, Open-File Rep. 85-1, 26 pp.
22. Stauffer, M.R., 1984. Manikewan: an early Proterozoic ocean in Central Canada, its igneous history and orogenic closure. Precambrian Res. 25, 257-281.
23. Symons, D.T.A., 1991. Paleomagnetism of the Proterozoic Wathaman batholith and the suturing of the Trans-Hudson orogen in Saskatchewan. Can. J. Earth Sci. 28, 1931-1938.
24. Symons, D.T.A., 1994. Proterozoic rotation of the Peter Lake domain in the Trans-Hudson orogen of Saskatchewan, Canada, deduced from paleomagnetism. Precambrian Res. 69, 11-24.
25. Symons, D.T.A., Lewchuk, M.T., Lohnes, C.A., Radigan, S.P, 1994. Geotectonic constraints from paleomagnetism of the Macoun Lake and Davin Lake complexes, western Trans-Hudson orogen. Lithoprobe Rep. 38, pp. 18-26.
26. Symons, D.T.A., Gala, M., Palmer, H.C., 1995. Fitting paleo-magnetic data to a plate tectonic model for the Trans-Hudson Orogen, with a focus on the Hanson Lake Block. In: Hajnal, Z., Lewry, J. (Eds.), Trans-Hudson Orogen Transect. Lithoprobe Rep. 48, pp. 66-77.
27. Zhai, Y., Halls, H.C., Bates, M.P., 1994. Multiple episodes of dike emplacement along the northwestern margin of the Superior Province, Manitoba. J. Geophys. Res. 99, 21717-21732.