Structure and evolution of the continental crust of northern east Greenland from integrated geophysical studies

Journal of Geophysical Research: Solid Earth

Volumn 104, Issue B7, 1999, Pages 15227-15245

  Schlindwein, Vera ^a,b   Jokat, Wilfried ^a  

^a ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

^b DURHAM UNIVERSITY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINENTAL CRUST; CRUSTAL EVOLUTION; EXTENSIONAL TECTONICS; SEISMIC VELOCITY; TERTIARY; UNDERPLATING; VELOCITY STRUCTURE;

GREENLAND;

EID: 0032698161     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900101     Document Type: Article

References (30)

1. Andresen, A., E. H. Hartz, and J. Vold, A late orogenic extensional origin for the infracrustal gneiss domes of the east Greenland Caledonides (72-74°N), Tectonophysics, 285, 353-369, 1998.
2. Barton, A. J., and R. S. White, Crustal structure of the Edoras Bank continental margin and mantle thermal anomalies beneath the North Atlantic, J. Geophys. Res., 102, 3109-3129, 1997.
3. Christensen, N. I., and W. D. Mooney, Seismic velocity structure and composition of the continental crust: A global view, J. Geophys. Res., 100, 9761-9788, 1995.
4. Escher, J. C., and T. C. R. Pulvertaft, Geological map of Greenland, scale 1: 2,500,000, Geol. Surv. of Denmark and Greenland, Copenhagen, 1995.
5. Fechner, N., and W. Jokat, Seismic refraction investigations on the crustal structure of the western Jameson Land Basin, east Greenland, J. Geophys. Res., 101, 15867-15881, 1996.
6. Forsberg, R., Gravity measurements in Jameson Land and neighbouring parts of east Greenland, Medd. om Grønl., Geosci., 15, 24 pp., 1986.
7. Forsberg, R., Gravity measurements in east Greenland 1986-88, Tech. Rep., 4, 32 pp., Nat. Surv. and Cadastre, Copenhagen, 1991.
8. Fram, M. S., and C. E. Lesher, Generation and polybaric differentiation of east Greenland early Tertiary flood basalts, J. Petrol., 38, 231-275, 1997.
9. Hartz, E., and A. Andresen, Caledonian sole thrust of central east Greenland: a crustal-scale Devonian extensional detachment?, Geology, 23, 637-640, 1995.
10. Jokat, W., et al., Seismic refraction, in The Expedition ARKTIS-X/2 of R/V "Polarstern" in 1994, edited by H.-W. Hubberten, Rep. Polar Res., 174, 14-22, 1995.
11. Jokat, W., et al., Marine Geophysik (in German), in The Expedition ARK-TIS-VII/3 of R/V "Polarstern" in 1990, edited by H. Miller and H. Grobe, Rep. Polar Res., 189, 17-22, 1996.
12. Larsen, H. C., The east Greenland Shelf, in The Geology of North America, vol. L, The Arctic Ocean region, edited by A. Grantz, L. Johnson, and J. F. Sweeney, pp. 185-210, Geol. Soc. of Am., Boulder, Colo., 1990.
13. Larsen, H. C., and C. Marcussen, Sill-intrusion, flood basalt emplacement and deep crustal structure of the Scoresby Sund region, east Greenland, in Magmatism and the Causes for Continental Break-up, edited by B. C. Storey, T. Alabaster, and R. J. Pankhurst, Geol. Soc. Spec. Publ., 68, 365-386, 1992.
14. Larsen, P.-H., and H.-J. Bengaard, Devonian basin initiation in east Greenland: A result of sinistral wrench faulting and Caledonian extensional collapse, J. Geol. Soc. London, 148, 355-368, 1991.
15. Mandler, H., The crustal structure of the Scoresby Sund area, east Greenland: Results from refraction seismic and gravity measurements (in German), Rep. Polar Res., 172, 1-116, 1995.
16. McClay, K. R., M. G. Norton, P. Coney, and G. H. Davis, Collapse of the Caledonian orogen and the Old Red Sandstone, Nature, 323, 147-149, 1986.
17. Milnes, A. G., O. P. Wennberg, Ø. Skår, and A. G. Koestler, Contraction, extension and timing in the South Norwegian Caledonides: the Sognefjord transect, in Orogeny Through Time, edited by J.-P. Burg and M. Ford, Geol. Soc. Spec. Publ., 121, 123-148, 1997.
18. Rey, P., J.-P. Burg and M. Casey, The Scandinavian Caledonides and their relationship to the Variscan belt, in Orogeny Through Time, edited by J.-P. Burg and M. Ford, Geol. Soc. Spec. Publ., 121, 179-200, 1997.
19. Saunders, A. D., J. G. Fitton, A. C. Kerr, M. J. Norry, and R. W. Kent, The North Atlantic igneous province, in Large Igneous Provinces, edited by J. Mahoney and M. Coffin, Geophys. Monogr. Ser., vol. 100, pp. 45-94, AGU, Washington, D.C., 1997.
20. Schlindwein, V., Architecture and evolution of the continental crust of east Greenland from integrated geophysical studies, Rep. Polar Res., 270, 1-148, 1998.
21. Schlindwein, V., and U. Meyer, Aeromagnetic study of the continental crust of northeast Greenland, J. Geophys. Res., 104, 7527-7537, 1999.
22. Shive, P. N., R. J. Blakely, B. R. Frost, and D. M. Fountain, Magnetic properties of the lower continental crust, in Continental Lower Crust, Devel. Geotecton., vol. 23,edited by D. M. Fountain, R. Arculus, and R. W. Kay, pp. 145-177, Elsevier, New York, 1992.
23. Surlyk, F., Timing, style and sedimentary evolution of late Palaeozoic - Mesozoic extensional basins of east Greenland, in Tectonic Events Responsible for Britain's Oil and Gas Reserves, edited by R. F. P. Hardman and J. Brooks, Geol. Soc. Spec. Publ., 55, 107-125, 1990.
24. Thorning, L., Aeromagnetic anomaly map of Greenland, sheet 5 (69°30′-76°00′N, 12°-24°W), scale 1: 1,000,000, Geol. Surv. of Greenland, Copenhagen, 1988.
25. Upton, B. G. J., C. H. Emeleus, and R. D. Beckinsale, Petrology of the northern east Greenland Tertiary flood basalts: Evidence from Hold with Hope and Wollaston Foreland, J. Petrol., 25, 151-184, 1984.
26. Upton, B. G. J., C. H. Emeleus, D. C. Rex, and M. F. Thirlwall, Early Tertiary magmatism in northeast Greenland, J. Geol. Soc. London, 152, 959-964, 1995.
27. Weigel, W., et al., Investigations of the east Greenland continental margin between 70° and 72°N by deep seismic sounding and gravity studies, Mar. Geophys. Res., 17, 167-199, 1995.
28. White, R. S., Magmatism during and after continental break-up, in Magmatism and the Causes for Continental Break-up, edited by B. C. Storey, T. Alabaster, and R. J. Pankhurst, Geol. Soc. Spec. Publ., 68, 1-16, 1992.
29. White, R. S., and D. P. McKenzie, Magmatism at rift zones: The generation of volcanic continental margins and flood basalts, J. Geophys. Res., 94, 7685-7729, 1989.
30. Zelt, C. A., and R. B. Smith, Seismic traveltime inversion for 2-D crustal velocity structure, Geophys. J. Int., 108, 16-34, 1992.