Magnetometry of the marine, Ordovician Lockne impact structure, Jämtland, Sweden

Journal of Applied Geophysics

Volumn 38, Issue 3, 1998, Pages 195-207

  Sturkell, Erik F F ^a   Ormö, Jens ^a  

^a STOCKHOLM UNIVERSITY   (Sweden)

Author keywords

Concentric crater; Impact crater; Magnetic modelling; Marine environment; Ordovician; Sweden

Indexed keywords

GEOLOGIC MODELS; GEOMORPHOLOGY; MAGNETOMETERS; SEAWATER; SEDIMENTARY ROCKS; SUBMARINE GEOPHYSICS;

MAGNETIC MODELLING;

MAGNETIC PROSPECTING;

IMPACT CRATER; MAGNETIC MODELLING;

SWEDEN, JAMTLAND;

EID: 0031804705     PISSN: 09269851     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0926-9851(97)00031-1     Document Type: Article

References (21)

1. Anderson, R.R., Witzke, B.J., Hartung, J.B., 1996. Impact materials recovered by research core drilling in the Manson impact structure Iowa. Geol. Soc. Am. Spec. Pap. 307, 527-540.
2. Dence, M.R., Grieve, R.A.F., Robertson, P.B., 1977. Terrestrial impact structures: Principal characteristics and energy considerations. In: Roddy, D.J., Pepin, R.O., Merrill, R.B. (Eds.), Impact and Explosion Cratering. Pergamon, New York, NY, pp. 247-275.
3. Eriksson, L., Henkel, H., 1994. Geofysik. In: Fréden, C. (Ed.), Sveriges Nationalatlas. Berg och Jord, pp. 76-101.
4. GeoVista AB, 1994. GMM, Interactive gravity and magnetic modelling program, version 1.4 users manual. 31 pp.
5. Grahn, Y., Nõlvak, J., 1993. Chitinozoan dating of Ordovician impact events in Sweden and Estonia. A preliminary note. Geol. Fören. Stockholm Förh. 115, 263-264.
6. Henkel, H., 1992. Geophysical aspects of meteorite impact craters in eroded shield environment, with special emphasis on electric resistivity. Tectonophysics 216, 63-89.
7. Henkel, H., 1994. Standard diagrams of magnetic properties and density - a tool for understanding magnetic petrology. J. Appl. Geophys. 32, 43-53.
8. Henkel, H., Guzmán, M., 1977. Magnetic features of fracture zone. Geoexploration 15, 173-181.
9. Henkel, H., Pesonen, L.J., 1992. Impact craters and craterform structures in Fennoscandia. Tectonophysics 216, 31-40.
10. Kieffer, S.U., Simonds, C.H., 1980. The role of volatiles and lithology in the impact cratering process. Rev. Geophys. Space Phys. 18, 143-181.
11. Lindström, M., Sturkell, E.F.F., Törnberg, R., Ormö, J., 1996. The marine impact crater at Lockne, central Sweden. GFF 118, 193-206.
12. Mansfeld, J., Sturkell, E.F.F., Broman, C., 1997. Gullgruvan: the northernmost sulphide mineralization in the southern Svecofennian volcanic province, Jämtland, Sweden. GFF 133 (7), in press.
13. Pilkington, M., Grieve, R.A.F., 1992. The geophysical signature of terrestrial impact craters. Rev. Geophys. 30, 161-181.
14. Ormö, J., Blomqvist, G., 1996. Magnetic modelling as a tool in the evaluation of impact structures, with special reference to the Tvären Bay impact crater, SE Sweden. Tectonophysics 262, 291-300.
15. Quaide, W.L., Oberbeck, V.R., 1968. Thickness determinations of the lunar surface layer from lunar impact craters. J. Geophys. Res. 73, 5247-5270.
16. Scott, R.G., Pilkington, M., Tanczyk, E.I., 1997. Magnetic investigation of the West Hawk, Deep Bay and Clearwater impact structures, Canada. Meteor. Planet. Sci. 32, 293-308.
17. Simon, S., 1987. Stratigraphie, Petrographie und Entstehungsbedingungen von Grobklastika in der autochthonen, ordovizischen Schichtenfolge Jämtlands (Schweden). Sver. Geol. Unders. C 815, 156 pp.
18. Sturkell, E.F.F., 1997a. Resurge morphology of the marine Lockne impact crater, Jämtland, central Sweden. Geol. Mag. 133 (7), in press.
19. Sturkell, E.F.F., 1997b. Impact related Ir anomaly in the Middle Ordovician Lockne impact structure, Jämtland, Sweden. GFF (submitted).
20. Sturkell, E.F.F., Broman, C., Torssander, T., Forsberg, P., 1997. Impact-related hydrothermal activity in the Lockne impact structure, Jämtland, Sweden. Eur. J. Mineral, (submitted).
21. Törnberg, R., Sturkell, E.F.F., 1997. Petrophysics of marine Lockne and Tvären impact structures. J. Appl. Geophys. (submitted).