An integrated kinematic and geochemical model to determine lithospheric extension and mantle temperature from syn-rift volcanic compositions

Earth and Planetary Science Letters

Volumn 278, Issue 1-2, 2009, Pages 26-39

  Dean, S M ^a   Murton, B J ^a   Minshull, T A ^a   Henstock, T J ^a   White, R S ^b  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

^b UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

continental margin; melt composition; rifting

Indexed keywords

CONTINENTAL MARGIN; CONTINENTAL RIFTING; LITHOSPHERIC EXTENSION; MANTLE MELTING; MANTLE TEMPERATURES; MEAN PRESSURES; MELT COMPOSITION; MODEL RESULTS; NORTH ATLANTIC (NA); RIFTING; S OURCE ROCKS;

KINEMATICS; MELTING; PARAMETERIZATION; RARE EARTH ELEMENTS;

CHEMICAL ANALYSIS;

CHEMICAL COMPOSITION; CONTINENTAL MARGIN; EXTENSIONAL TECTONICS; KINEMATICS; LITHOSPHERE; MANTLE CHEMISTRY; MELTING; NUMERICAL MODEL; PARAMETERIZATION; RIFTING; SEAFLOOR SPREADING; VOLCANIC ROCK;

ATLANTIC OCEAN; ATLANTIC OCEAN (NORTH);

EID: 58649104198     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2008.11.012     Document Type: Article

References (47)

1. Armitage J.J., Henstock T.J., Minshull T.A., and Hopper J.R. Modelling the composition of melts formed during continental breakup of the Southeast Greenland margin. Earth Planet. Sci. Lett. 269 (2008) 248-258
2. Barton A.J., and White R.S. Crustal structure of the Edoras Bank margin and mantle thermal anomalies beneath the North Atlantic. J. Geophys. Res. 102 (1997) 3109-3129
3. Bown J.W., and White R.S. The effect of finite extension rate on melt generation at continental rifts. J. Geophys. Res. 100 (1995) 18011-18030
4. Brodie J., and Fitton J.G. Data report: composition of basaltic lavas from the seaward-dipping reflector sequence recovered during deep sea drilling project leg 81 (Hatton Bank). In: Saunders A.D., Larsen H.C., and Wise Jr. S.W. (Eds). Proceedings of the Ocean Drilling Program. Scientific Results vol. 152 (1998), Ocean Drilling Program, College Station, Tex. 431-435
5. Bullock A.D., and Minshull T.A. From continental extension to seafloor spreading: crustal structure of the Goban Spur rifted margin, southwest of the UK. Geophys. J. Int. 163 (2005) 527-546
6. Christensen N.I., and Mooney W.D. Seismic velocity structure and composition of the continental crust: a global view. J. Geophys. Res. 100 (1995) 9761-9788
7. Condomines M., and Sigmarsson O. U-238-Th-230 disequilibria and mantle melting processes: a discussion. Chem. Geol. 162 (2000) 95-104
8. Davis M., and Kusznir N. Depth-dependent lithospheric stretching at rifted continental margins. In: Karner G.D. (Ed). Proceedings of NSF Rifted Margins Theoretical Institute (2004), Columbia University Press 92-136
9. Dean S.M., Minshull T.A., Whitmarsh R.B., and Louden K.E. Deep structure of the ocean-continent transition in the southern Iberia Abyssal Plain: II. The IAM-9 transect at 40°20'N. J. Geophys. Res. 105 (1999) 5859-5885
10. Fitton J.G., Saunders A.D., Larsen L.M., Hardarson B.S., and Norry M.J. Volcanic rocks from the southeast Greenland margin at 63°N: composition, petrogenesis, and mantle sources. In: Saunders A.D., Larsen H.C., and Wise Jr. S.W. (Eds). Proceedings of the Ocean Drilling Program. Scientific Results vol. 152 (1998), Ocean Drilling Program, College Station, Tex. 331-350
11. Green D.H. Experimental melting studies on a model upper mantle composition at high pressure under water-saturated and water-unsaturated conditions. Earth Planet. Sci. Lett. 19 (1973) 37-53
12. Green D.H., Hibberson W.O., and Jaques A.L. Petrogenesis of mid-ocean ridge basalts. In: McElhinney M.W. (Ed). The Earth: Its Origin, Structure and Evolution (1979), Academic Press, London 265-299
13. Hart S.R., Blusztajn J., Dick H.J.B., Meyer P.S., and Muehlenbachs K. The fingerprint of seawater circulation in a 500-meter section of ocean crust gabbros. Geochim. Cosmochim. Acta 63 (1999) 4059-4080
14. Holbrook W.S., Larsen H.C., Korenaga J., Dahl-Jensen T., Reid I., Kelemen P.B., Hopper J.R., Kent G.M., Lizzaralde D., Bernstein S., and Detrick R.S. Mantle thermal structure and active upwelling during continental breakup in the North Atlantic. Earth Planet. Sci. Lett. 190 (2001) 251-266
15. Hopper J.R., Dahl-Jensen T., Holbrook W.S., Larsen H.C., Lizarralde D., Korenaga J., Kent G.M., and Kelemen P.B. Structure of the SE Greenland margin from seismic reflection and refraction data: implications for nascent spreading center subsidence and asymmetric crustal accretion during North Atlantic opening. J. Geophys. Res. 108 (2003) 10.1029/2002JB001996
16. Jaques A.L., and Green D.H. Anhydrous partial melting of peridotite at 0-15 kb pressure and the genesis of tholeiitic basalts. Contrib. Miner. Petrol. 73 (1980) 287-310
17. Keen C.E., Courtney R.C., Dehler S.A., and Williamson M.C. Decompression melting at rifted margins: comparison of model predictions with the distribution of igneous rocks on the eastern Canadian margin. Earth Planet. Sci. Lett. 121 (1994) 403-416
18. Kelemen P.B., and Holbrook W.S. Origin of thick, high-velocity igneous crust along the US East-Coast Margin. J. Geophys. Res. 100 (1995) 10077-10094
19. Kinzler R.J., and Grove T.L. Primary magmas of Mid-Ocean ridge basalts 2. Applications. J. Geophys. Res. 97 (1992) 6907-6926
20. Klein E.M., and Langmuir C.H. Global correlations of ocean ridge basalt chemistry with axial depth and crustal thickness. J. Geophys. Res. 92 (1987) 8089-8115
21. Korenaga J., Holbrook W.S., Kent G.M., Kelemen P.B., Detrick R.S., Larsen H.C., Hopper J.R., and Dahl-Jensen T. Crustal structure of the southeast Greenland margin from joint refraction and reflection seismic tomography. J. Geophys. Res. 105 (2000) 21591-21614
22. Langmuir C.H., Klein E.M., and Plank T. Petrological systematics of mid-ocean ridge basalts: constraints on melt generation beneath ocean ridges. In: Phipps Morgan J., Blackman D.K., and Sinton J.M. (Eds). Mantle Flow and Melt Generation at Mid-Ocean Ridges. Geophys. Mon. vol. 71 (1992) 183-280
23. Maury R.C., Bellon H., Bougault H., Joron J.L., Bohn M., and de Graciansky P.C. Oceanic tholeiites from Leg 80 sites (Celtic Sea passive margin, northeastern Atlantic): geochemistry and mineralogy. In: de Graciansky P.C. (Ed). Initial Reports of the Deep Sea Drilling Project vol. 80 (1985), U.S. Government Printing Office, Washington 939-946
24. McKenzie D. Some remarks on the development of sedimentary basins. Earth Planet. Sci. Lett. 40 (1978) 25-32
25. McKenzie D., and Bickle M.J. The volume and composition of melt generated by extension of the lithosphere. J. Petrol. 29 (1988) 625-679
26. McKenzie D., and O'Nions R.K. Partial melt distributions from inversion of rare earth element concentrations. J. Petrol. 32 (1991) 1021-1091
27. Niu Y. Mantle melting and melt extraction processes beneath ocean ridges: evidence from abyssal peridotites. J. Petrol. 38 (1997) 1047-1074
28. Niu Y., and Batiza R. An empirical method for calculating melt compositions produced beneath mid-ocean ridges: application for axis and off-axis (seamounts) melting. J. Geophys. Res. 96 (1991) 21753-21777
29. Parsons B., and Sclater J.G. An analysis of the variation of oceanfloor bathymetry and heat flow with age. J. Geophys. Res. 82 (1977) 803-827
30. Pollack H.N., and Chapman D.S. On the regional variations of heat flow, geotherms, and lithospheric thickness. Tectonophysics 38 (1977) 279-296
31. Presnall D.C., and Hoover J.D. High pressure phase equilibrium constraints on the origin of mid-ocean ridge basalts. In: Mysen B. (Ed). Magmatic Processes: Physicochemical Principles. Geochem. Soc. Spec. Pub. vol. 1 (1987) 75-89
32. Press W.H., Flannery B.P., Teukolsky S.A., and Vetterling W.T. Numerical Recipes in FORTRAN 77: The art of scientific computing (1992), Cambridge University Press, New York 992 pp.
33. Prinzhofera A., and Allègre C.J. Residual peridotites and the mechanisms of partial melting. Earth Planet Sci. Lett. 74 (1985) 251-265
34. Roberts D.G., Schnitker D., et al. Initial Reports of the Deep Sea Drilling Project, vol. 81 (1984), U.S. Government Printing Office, Washington 923 pp.
35. Salters V.J.M., and Hart S.R. The hafnium paradox and the role of garnet in the source of mid-ocean-ridge basalts. Nature 342 (1989) 420-422
36. Stolper E. A phase-diagram for mid-ocean ridge basalts: preliminary results and implications for petrogenesis. Contrib. Mineral. Petrol. 74 (1980) 13-27
37. Stracke A., Bourdon B., and McKenzie D. Melt extraction in the Earth's mantle: constraints from U-Th-Pa-Ra studies in oceanic basalts. Earth Planet Sci. Lett. 244 (2006) 97-112
38. Taylor S.R., and McLennon S.M. The Continental Crust: Its Composition and Evolution (1985), Blackwell, Oxford 312 pp.
39. Watson S., and McKenzie D. Melt generation by plumes: a study of Hawaiian volcanism. J. Petrol. 32 (1991) 501-537
40. Wernicke B. Uniform sense normal simple shear of the continental lithosphere. Can. J. Earth Sci. 22 (1985) 108-125
41. White R.S. Rift-plume interaction in the North Atlantic. Phil. Trans. Roy. Soc. A. 355 (1997) 319-339
42. White R.S. A hot-spot model for early Tertiary volcanism in the N. Atlantic. In: Morton A.C., and Parson L.M. (Eds). Early Tertiary Volcanism and the Opening of the NE Atlantic. Geol. Soc. Spec. Pub. vol. 39 (1988) 3-13
43. White, R.S., Smith, L.K., Crustal structure of the Hatton and the conjugate east Greenland rifted volcanic continental margins, NE Atlantic, J. Geophys. Res., in press.
44. White R.S., Smith L.K., Roberts A.W., Christie P.A.F., and Kusznir N.J. Lower-crustal intrusion on the North Atlantic continental margin. Nature 452 (2008) 460-464
45. White R., and McKenzie D. Magmatism at rift zones: the generation of volcanic continental margins and flood basalts. J. Geophys. Res. 94 (1989) 7685-7729
46. Whitmarsh R.B., Manatschal G., and Minshull T.A. Evolution of magma-poor continental margins from rifting to seafloor spreading. Nature 413 (2001) 150-154
47. Williamson M.C., Courtney R.C., Keen C.E., and Dehler S.A. The volume and rare earth element concentrations of magmas generated during finite stretching of the lithosphere. J. Petrol. 36 (1995) 1433-1453