Petrogenetic relationship between Palaeoproterozoic tholeiitic dykes and associated high-Mg noritic dykes, Labrador, Canada

Precambrian Research

Volumn 82, Issue 1-2, 1997, Pages 63-84

  Cadman, Andrew C ^a,c   Tarney, John ^a   Hamilton, Michael A ^b  

^a UNIVERSITY OF LEICESTER   (United Kingdom)

^b GEOLOGICAL SURVEY OF CANADA   (Canada)

^c KINGSTON UNIVERSITY   (United Kingdom)

Author keywords

Geochemistry; Kikkertavak dykes; Labrador; Palaeoproterozoic; Petrogenesis

Indexed keywords

GEOCHEMISTRY; NORITE; PETROGENESIS; PROTEROZOIC; THOLEIITE;

CANADA, LABRADOR;

EID: 0030835022     PISSN: 03019268     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0301-9268(96)00048-4     Document Type: Article

References (89)

1. Adam, J., Green, T.H., Sie, S.H., 1993. Proton microprobe determined partitioning of Rb, Sr, Ba, Y, Zr, Nb and Ta between experimentally produced amphiboles and silicate melts with variable F content. Chem. Geol. 109, 29-49.
2. Anderson, D.L., 1994. The sublithospheric mantle as the source of continental flood basalts; the case against the continental lithosphere and plume head reservoirs. Earth Planet. Sci. Lett. 123, 269-280.
3. Arndt, N.T., Czamanske, G.K., Wooden, J.L., Fedorenko, V.A., 1993. Mantle and crustal contributions to continental flood volcanism. Tectonophysics 223, 39-52.
4. Ben Othman, D., Polvé, M., Allègre, C.J., 1984. Nd-Sr isotopic composition of granulites and constraints on the evolution of the lower continental crust. Nature 307, 510-515.
5. Beswick, A.W., 1975. K and Rb relations in basalts and other mantle derived materials: Is phlogopite the key? Geochim. Cosmochim. Acta 40, 1167-1183.
6. Blichert-Toft, J., Lesher, C.E., Rosing, M.T., 1992. Selectively contaminated magmas of the Tertiary East Greenland macrodike complex. Contrib. Mineral. Petrol. 110, 154-172.
7. Brenan, J.M., Shaw, H.F., Phinney, D.L., Ryerson, F.J., 1994. Rutile-aqueous fluid partitioning of Nb, Ta, Hf, Zr, U and Th: implications for high field strength element depletions in island arc basalts. Earth Planet. Sci. Lett. 128, 327-339.
8. Buchan, K.L., Mortensen, J.K., Card, K.D., 1993. Northeast-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.
9. Cadman, A., Tarney, J., Park, R.G., 1990. Intrusion and crystallisation features in Proterozoic dyke swarms. In: Parker, A.J. Rickwood, P.C. and Tucker, D.H. (Eds.), Mafic Dykes and Emplacement Mechanisms. Balkema, Rotterdam, pp. 13-24.
10. Cadman, A.C., Tarney, J., Park, R.G., Ermanovics, I.F., 1992. Retrogression, geochemical alteration and deformation in Proterozoic mafic dykes, Hopedale block, Labrador. Lithos 29, 141-156.
11. Cadman, A.C., Heaman, L.M., Tarney, J., Wardle, R.J., Krogh, T.E., 1993. U-Pb geochronology and geochemical variation within two Proterozoic mafic dyke swarms, Labrador. Can. J. Earth Sci. 30, 1490-1504.
12. Cadman, A.C., Tarney, J., Baragar, W.R.A., 1995. Nature of mantle source contributions and the role of contamination and in situ crystallisation in the petrogenesis of Proterozoic mafic dykes and flood basalts, Labrador. Contrib. Mineral. Petrol. 122, 213-229.
13. Coffin, M.F., Eldholm, O., 1994. Large igneous provinces: crustal structure, dimensions and external consequences. Rev. Geophys. 32, 1-36.
14. Condie, K.C., 1995. Episodic ages of greenstone belts: A key to mantle dynamics? Geophys. Res. Lett. 22, 2215-2218.
15. Cox, K.G., 1980. A model for flood basalt volcanism. J. Petrol. 21, 629-650.
16. Cox, K.G., 1988. Numerical modelling of a randomized RTF magma chamber: a comparison with continental flood basalt sequences. J. Petrol. 29, 681-697.
17. Cox, K.G. and Bristow, J.W., 1984. The Sabie River Basalt Formation of the Lebombo monocline and south-east Zimbabwe. Geol. Soc. South Africa Special Publ. no. 13, pp. 125-147.
18. Davies, G.F., 1994. Thermomechanical erosion of the lithosphere by mantle plumes. J. Geophys. Res. 99 (17), 709-722.
19. Davies, J.H., Bickle, M.J., 1991. A physical model for the volume and composition of melt produced by hydrous fluxing above subduction zones. Philos. Trans. R. Soc. London A335, 355-364.
20. DePaolo, D.J., 1981. Neodymium isotopes in the Colorado Front Range and crust-mantle evolution in the Proterozoic. Nature 291, 193-196.
21. Ellam, R.M., Cox, K.G., 1991. An interpretation of Karoo picrite basalts in terms of interaction between asthenospheric magmas and the mantle lithosphere. Earth Planet. Sci. Lett. 105, 330-342.
22. Ermanovics, I.F., 1993. Geology of the Hopedale block, southern Nain Province and the adjacent Proterozoic terranes, Labrador, Newfoundland. Geol. Surv. Canada, 200 pp.
23. Ermanovics, I., Ryan, B., 1990. Early Proterozoic orogenic activity adjacent to the Hopedale Block of southern Nain Province. Geosci. Can. 17, 293-297.
24. Ernst, R.E., Buchan, K.L., Palmer, H.C., 1995. Giant dyke swarms: Characteristics, distribution and geotectonic applications. In: Baer, C. and Heimann, A. (Eds.), Physics and Chemistry of Dykes. Balkema, Rotterdam, pp. 3-21.
25. Fahrig, W.F., 1987. The tectonic settings of continental mafic dyke swarms: failed arm and early passive margin. In: H.C. Halls and W.F. Fahrig (Eds.) Mafic Dyke Swarms. Geol. Assoc. Can. Special Paper no. 34, pp. 331-348.
26. Finn, G.C., 1991. Major-, trace-, and rare-earth-element geochemistry of the Archaean Maggo gneisses, southern Nain Province, Labrador. Can. J. Earth Sci. 28, 44-57.
27. Foley, S., 1992. Vein-plus-wallrock melting mechanisms in the lithosphère and the origin of potassic alkaline magmas. Lithos 28, 435-453.
28. Foley, S.F., Jackson, S.E., Fryer, B.J., Greenhough, J.D., Jenner, G.A., 1966. Trace element partition coefficients to clinopyroxene and phlogopite in an alkaline lamprophyre from Newfoundland by LAM-ICP-MS. Geochim. Cosmochim. Acta 60, 629-638.
29. Gallagher, K., Hawkesworth, C.J., 1992. Dehydration melting and the generation of continental flood basalts. Nature 358, 57-59.
30. Gibson, S.A., Thompson, R.N., Dickin, A.P., Leonardos, O.H., 1995. High-Ti and low-Ti mafic potassic magmas: Key to plume-lithosphere ineractions and continental flood-basalt genesis. Earth Planet. Sci. Lett. 136, 149-165.
31. Grant, N.K., Voner, F.R., Marzano, M.S., Hickman, M.H., Ermanovics, I.F., 1983. A summary of Rb-Sr isotope studies in the Archaean Hopedale Block and the adjacent Proterozoic Makkovik subprovince, Labrador: Report 5. In: Current Research, Geol. Surv. Canada, Paper 83-B, pp. 127-134.
32. Griffiths, R.W., Campbell, I.H., 1990. Stirring and structure in mantle starting plumes. Earth Planet. Sci. Lett. 99, 66-78.
33. Guo, J., Green, T.H., 1990. Experimental study of barium partitioning between phlogopite and silicate liquid at upper-mantle pressure and temperature. Lithos 24, 83-95.
34. Hall, R.P., Hughes, D.J., 1987. Noritic dykes of southern Greenland: early Proterozoic boninitic magmatism. Contrib. Mineral. Petrol. 97, 169-182.
35. Hall, R.P., Hughes, D.J., 1990. Noritic magmatism. In: R.P. Hall and D.J. Hughes (Eds.) Early Precambrian Basic Magmatism. Blackie, Glasgow, pp. 83-110.
36. Hall, R.P., Hughes, D.J., 1993. Early Precambrian crustal development: changing styles of mafic magmatism. J. Geol. Soc. London 150, 625-635.
37. Hatton, C.J., Sharpe, M.R., 1989. Significance and origin of boninite-like rocks associated with the Bushveld Complex. In: Crawford, AJ. (Ed.), Boninites. Unwin-Hyman, London, pp. 174-207.
38. Hatton, C.J., Von Gruenewaldt, G., 1990. Early Precambrian layered intrusions. In: Hall, R.P. and Hughes, D.J. (Eds.) Early Precambrian Basic Magmatism. Blackie, Glasgow, pp. 56-82.
39. Hawkesworth, C.J., Erlank, A.J., Kempton, P.D., Waters, F.G., 1990. Mantle metasomatism: isotope and trace-element trends in xenoliths from Kimberley, South Africa. Chem. Geol. 85, 19-34.
40. Hawkesworth, C.J., Gallagher, K., Hergt, J.M., McDermott, F., 1993. Trace element fractionation processes in the generation of island arc basalts. Philos. Trans. R. Soc. London A342, 179-181.
41. Heaman, L.M., 1994. 2.45 Ga global mafic magmatism: Earth's oldest superplume. Abstracts, ICOG-8 Berkeley 1984, US Geol. Surv. Circ. no. 1107, p. 132.
42. Heaman, L.M., Tarney, J., 1989. U-Pb baddeleyite ages for the Scourie dyke swarm, Scotland: evidence for two distinct intrusion events. Nature 340, 705-708.
43. Henderson, P., 1982. Inorganic Geochemistry. Pergamon, Oxford, 353 pp.
44. Hergt, J.M., Chappell, B.W., McCulloch, M.T., McDougall, I., Chivas, A.R., 1989. Geochemical and isotopic constraints on the origin of the Jurassic dolerites of Tasmania. J. Petrol. 30, 841-883.
45. Hergt, J.M., Peate, D.W., Hawkesworth, C.J., 1991. The petrogenesis of Mesozoic Gondwana low-Ti flood basalts. Earth Planet. Sci. Lett. 105, 134-148.
46. Kerr, A.C., Saunders, A.D., Tarney, J., Berry, N.H., Hards, V.L., 1995. Depleted mantle-plume geochemical signatures: no paradox for plume theories. Geology 23, 843-846.
47. Kerr, A.C., Tarney, J., Marriner, G.F., Nivia, A., Saunders, A.D., 1996. The Caribbean-Colombian Cretaceous Igneous Province: The internal anatomy of an oceanic plateau. In: Mahoney, J.J. and Coffin, M. (Eds.), Large Igneous Provinces. Amer. Geophys Union, Washington, D.C. (in press).
48. Kuehner, S.M., 1989. Petrology and geochemistry of early Proterozoic high-Mg dykes from the Vestfold Hills, Antarctica. In: Crawford, A.J. (Ed.), Boninites. Unwin-Hyman, London pp. 208-231.
49. Lambert, D.D., Shirey, S.B., Bergman, S.C., 1995. Proterozoic lithospheric mantle source for the Prairie Creek lamproites: Re-Os and Sm-Nd isotopic evidence. Geology 23, 273-276.
50. Lanyon, R., Black, L.P., Seitz, H., 1994. U-Pb zircon dating of mafic dykes and its application to the Proterozoic geological history of the Vestfold Hills, East Antarctica. Contrib. Mineral. Petrol. 115, 184-203.
51. Larson, R.L., 1991. Latest pulse of Earth: Evidence for a mid-Cretaceous superplume. Geology 19, 547-550.
52. Larson, R.L., Kincaid, C., 1996. Onset of mid-Cretaceous volcanism by elevation of the 670 km thermal boundary layer. Geology 24, 551-554.
53. LeCheminant, A.N., Heaman, L.M., 1989. Mackenzie igneous events, Canada: middle Proterozoic hotspot magmatism associated with ocean opening. Earth Planet. Sci. Lett. 96, 38-48.
54. Le Maitre, R.W., 1989. A Classification of Igneous Rocks and Glossary of Terms. Blackwell, Oxford, 193 pp.
55. Marsh, N.G., Tarney, J., Hendry, G.L., 1983. Trace element geochemistry of basalts from Hole 504B, Panama Basin, DSDP Legs 69 and 70. Init. Reports DSDP, no. 69. US Govt. Printing Office, Washington, D.C., pp. 747-764.
56. McKenzie, D., 1984. The generation and compaction of partially molten rock. J. Petrol. 25, 713-765.
57. McKenzie, D.P., Bickle, M.J., 1988. The volume and composition of melt generated by extension of the lithosphere. J. Petrol. 29, 625-679.
58. Menzies, M., Murthy, V.R., 1980. Nd and Sr isotope geochemistry of hydrous mantle nodules and their host alkali basalts: implications for local heterogeneities in metasomatically veined mantle. Earth Planet. Sci. Lett. 46, 323-334.
59. Mitchell, R.H., 1995. Melting experiments on a sanidine phlogopite lamproite at 4-7 GPa and their bearing on the sources of lamproitic magmas. J. Petrol. 36, 1455-1474.
60. Navon, O., Stolper, E.M., 1987. Geochemical consequences of melt percolation: the upper mantle as a chromatographic column. J. Geol. 95, 285-307.
61. O'Reilly, S.Y., Griffin, W.L., Ryan, C.G., 1991. Residence of trace elements in metasomatised spinel lherzolite xenoliths: a proton microprobe study. Contrib. Mineral. Petrol. 109, 98-113.
62. Pearce, J.A., Parkinson, I.J., 1993. Trace element models for mantle melting: application to volcanic arc petrogenesis. In: Prichard, H.M., Alabaster, T., Harris, N.B.W. and Neary, C.R. (Eds.), Magmatic Processes and Plate Tectonics. Geol. Soc. London Special Publ. no. 76, pp. 373-403.
63. Pearce, J.A., Peate, D.W., 1995. Tectonic implications of the composition of volcanic arc magmas. Ann. Rev. Earth Planet. Sci. 24, 251-285.
64. Reagan, M.K., Morris, J.D., Herrstrom, E.A., Murrell, M.T., 1994. Uranium series and beryllium isotope evidence for an extended history of subduction modification of the mantle below Nicaragua. Geochim. Cosmochim. Acta 58, 4199-4212.
65. Saunders, A.D., Norry, M.J., Tarney, J., 1991. Fluid influence on the trace element composition of subduction zone magmas. Philos. Trans. R. Soc. London A335, 377-392.
66. Sheppard, S., Taylor, W.R., 1992. Barium- and LREE-rich olivine-mica lamprophyres with affinities to lamproites, Mt. Bundy, Northern Territory, Australia. Lithos 28, 303-325.
67. Solheim, L.P., Peltier, W.R., 1994. Avalanche effects in phase transition modulated thermal convection: A model of the Earth's mantle. J. Geophys. Res. 99, 6997-7018.
68. Stein, M., Hofmann, A.W., 1994. Mantle plumes and episodic crustal growth. Nature 372, 63-68.
69. Sun, S.-S., McDonough, W.F., 1989. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. In: Saunders, A.D. and Norry, M.J. (Eds.), Magmatism in the Ocean Basins. Geol. Soc. Lond., Spec. Publ. no. 42, pp. 313-345.
70. Sun, S.-S., Nesbitt, R.W., McCulloch, M.T., 1989. Geochemistry and petrogenesis of Archaean and early Proterozoic siliceous high-magnesian basalts. In: Crawford, A.J. (Ed.) Boninites. Unwin-Hyman, London, pp. 149-173.
71. Tackley, P.J., Stevenson, D.J., Glatzmaier, G.A., Schubert, G., 1993. Effects of an endothermic phase change at 670 km depth in a spherical model of convection in the Earth's mantle. Nature 361, 699-704.
72. Tarney, J., 1973. The Scourie dyke suite and the nature of the Inverian event in Assynt. In: Park, R.G. and Tarney, J. (Eds.) The Early Precambrian of Scotland and Related Rocks of Greenland. University of Keele, Keele, pp. 105-118.
73. Tarney, J., 1992. Geochemistry and significance of mafic dyke swarms in the Proterozoic. In: Condie, K.C. (Ed.), Proterozoic Crustal Evolution. Elsevier, Amsterdam, pp. 151-179.
74. Tarney, J., Weaver, B.L., 1987. Mineralogy, petrology, and geochemistry of the Scourie dykes: petrogenesis and crystallization processes in dykes intruded at depth. In: Park, R.G. and Tarney, J. (Eds.) Evolution of the Lewisian and Comparable Precambrian High Grade Terrains. Geol. Soc. London Special Publ. no. 27, pp. 217-233.
75. Taylor, S.R., McLennan, S.M., 1985. The Continental Crust: its Composition and Evolution. Blackwell, Oxford, 312 pp.
76. Thy, P., Stecher, O., Korstgård, J.A., 1987. Mineral chemistry and crystallisation sequences in kimberlite and lamproite dikes from the Sisimiut area, central West Greenland. Lithos 20, 391-417.
77. Turner, S., Hawkesworth, C., 1995. The nature of the sub-continental mantle: constraints from the major-element composition of continental flood basalts. Chem. Geol. 120, 295-314.
78. von Huene, R., Scholl, D.W., 1993. The return of sialic material to the mantle indicated by terrigenous material subducted at convergent margins. Tectonophysics 219, 163-175.
79. Walsh, J.N., Buckley, F., Barker, J., 1981. The simultaneous determination of REEs in rocks using the inductively coupled plasma spectrometer. Chem. Geol. 33, 141-153.
80. Waters, F.G., Cohen, A.S., O'Nions, R.K., O'Hara, M.J., 1990. Development of Archaean lithosphere deduced from chronology and isotope chemistry of Scourie Dykes. Earth Planet. Sci. Lett. 97, 241-255.
81. Watson, E.B., 1982. Basalt contamination by continental crust: some experiments and models. Contrib. Mineral. Petrol. 80, 73-87.
82. Weaver, B.L., 1991. The origin of ocean island basalt end-member compositions: trace element and isotopic constraints. Earth Planet. Sci. Lett. 104, 381-397.
83. Weaver, B.L., Tarney, J., 1981. The Scourie dyke suite: petrogenesis and geochemical nature of the Proterczoic sub-continental mantle. Contrib. Mineral. Petrol. 78, 175-178.
84. Weaver, B.L., Tarney, J., 1981. Chemical changes during dyke metamorphism in high-grade basement terrains. Nature 289, 47-49.
85. Weaver, B.L., Tarney, J., 1983. Chemistry of the sub-continental mantle: inferences from Archaean and Proterozoic dykes and continental flood basalts. In: Hawkesworth, C.J. and Norry, M.J. (Eds.), Continental Basalts and Mantle Xenoliths. Shiva Publications, Nantwich, pp. 209-229.
86. Weaver, B.L., Marsh, N.G., Tarney, J., 1983. Trace element geochemistry of basaltic rocks recovered at Site 516, Rio Grande Rise, DSDP Leg 72. Init. Reports DSDP, 72. US Govt. Printing Office, Washington, D.C., pp. 451-456.
87. Weaver, B.L., Wood, D.A., Tarney, J., Joron, J.-L., 1986. Role of subducted sediment in the genesis of ocean-island basalts: geochemical evidence from South Atlantic Ocean islands. Geology 14, 275-278.
88. White, R., McKenzie, D., 1995. Mantle plumes and flood basalts. J. Geophys. Res. 100 (17), 543-585.
89. Wood, D.A., 1979. A variably veined suboceanic upper mantle - Genetic significance for mid-ocean ridge basalts from geochemical evidence. Geology 7, 499-503.