The Eocene-Oligocene magmatic hiatus in the south-central Canadian Cordillera: A capture of the Kula Plate by the Pacific Plate?

Canadian Journal of Earth Sciences

Volumn 45, Issue 1, 2008, Pages 69-82

  Dostal, Jaroslav ^a   Keppie, J Duncan ^b   Church, B Neil ^c   Reynolds, Peter H ^d   Reid, Cheryl R ^a  

^a SAINT MARY S UNIVERSITY   (Canada)

^b UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

^c Dalhousie University ^*  (Canada)

^d DALHOUSIE UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CONVERGENCE OF NUMERICAL METHODS; ROCK MECHANICS; SEISMOLOGY; VOLCANOES;

ANDESITE; DACITE; MAGMATIC ACTIVITY;

GEOLOGY;

EOCENE; GEOLOGICAL RECORD; HIATUS; ISLAND ARC; ISOTOPIC RATIO; LAVA; MAGMA; MAGMATISM; MIOCENE; NEOGENE; NORTH AMERICAN PLATE; OLIGOCENE; PACIFIC PLATE; PALEOGENE; TERTIARY; THOLEIITE; VOLCANIC ROCK;

CANADA; CANADIAN CORDILLERA; NORTH AMERICA;

EID: 43849102158     PISSN: 00084077     EISSN: None     Source Type: Journal    
DOI: 10.1139/E07-062     Document Type: Article

References (52)

1. Anderson, R.G., Resnick, J., Russell, J.K., Woodsworth, G.J., Villeneuve, M.E., and Grainger, N. 2001. The Cheslatta Lake suite: Miocene mafic, alkaline magmatism. in central British Columbia. Canadian Journal of Earth Sciences, 38: 697-717.
2. Armstrong, R.L. 1988. Mesozoic and early Cenozoic magmatic evolution of the Canadian Cordillera. In Processes in continental lithospheric deformation. Edited by S.P. Clark, Jr., B.C. Burchfiel, and J. Suppe. Geological Society of America, Special Paper 218, pp. 55-91.
3. Ayer, J.A., and Davis, D.W. 1997. Neoarchean evolution of differing convergent margin assemblages in the Wabigoon Subprovince: geochemical and geochronological evidence from, the Lake of the Woods greenstone belt, Superior Province, Northwestern Ontario. Precambrian Research, 81: 155-178.
4. Basaltic Volcanism Study Project (BVSP). 1981. Basaltic volcanism on the terrestrial planets. Pergamon Press, New York, N.Y.
5. Bevier, M.L. 1983a. Regional stratigraphy and age of Chilcotin Group basalts, south central British Columbia. Canadian Journal of Earth Sciences, 20: 515-524.
6. Bevier, M.L. 1983b. Implications of chemical and isotopic composition for petrogenesis of Chilcotin Group basalt, British Columbia. Journal of Petrology, 24: 207-226.
7. Brandon, A.D., Hooper, P.R., Goles, G.G., and Lambert, R.S.J. 1993. Evaluating crustal contamination in continental basalts: the isotopic composition of the Picture Gorge basalt of the Columbia River Basalt Group. Contributions to Mineralogy and Petrology, 114: 452-464.
8. Breitsprecher, K. 2002. Volcanic stratigraphy, petrology and tectonic setting of the eastern margin of the Eocene Kamloops Group, south-central British Columbia. M.Sc. thesis, Simon Fraser University, Burnaby, B.C.
9. Breitsprecher, K., Thorkelson, D.J., Groome, W.G., and Dostal, J. 2003. Geochemical confirmation of the Kula-Farallon slab window beneath the Pacific Northwest in Eocene time. Geology, 31: 351-354.
10. Church, B.N. 1982. The Black Dome Mountain Gold-Silver Prospect. B.C. Ministry of Energy, Mines and Petroleum Resources, Geological Fieldwork 1981, Paper 1982-1, pp. 106-108.
11. Church, B.N. 1987. Lithogeochemistry of the gold-silver veins in country rocks of the Blackdome mine area. In Exploration in British Columbia 1986. B.C. Ministry of Energy, Mines and Petroleum Resources, pp. B40-B49.
12. Clift, P., and Vannucchi, P. 2004. Controls on tectonic accretion versus erosion in subduction zones: implications for the origin and recycling of the continental crust. Reviews of Geophysics, 42: 1-31.
13. Coish, R.A., Kretschmar, L.M., and Journeay, J.M. 1998. Geochemistry of the Miocene Mount Noel Volcanic Complex, British Columbia and comparison with the Columbia River basalt. Journal of Volcanology and Geothermal Research, 83: 269-285.
14. Colpron, M., Nelson, J.L., and Murphy, D.C 2007. Northern Cordilleran terranes and their interactions through time. GSA Today, 17: 4-10.
15. Defant, M.J., and Kepezhinskas, P. 2001. Evidence suggests slab melting in arc magmas. EOS (Transactions of the American Geophysical Union), 82: 65-69.
16. Dickinson, W.R. 2004. Evolution of the North American Cordillera. Annual Review of Earth and Planetary Sciences, 32: 13-45.
17. Dostal, J., Baragar, W.R.A., and Dupuy, C 1986. Petrogenesis of the Natkusiak continental basalts, Victoria Island, N.W.T Canadian Journal of Earth Sciences, 23: 622-632.
18. Dostal, J., Hamilton, T.S., and Church, B.N. 1996. The Chilcotin basalts, British Columbia (Canada): geochemistry, petrogenesis and tectonic significance. Neues Jahrbuch für Mineralogie, Abhandlungen, 170: 207-229.
19. Dostal, J., Robichaud, D.A., Church, B.N., and Reynolds, P.H. 1998. Eocene Challis-Kamloops volcanism in central British Columbia: an example from the Buck Creek basin. Canadian Journal of Earth Sciences, 35: 951-963.
20. Dostal, J., Church, B.N., Reynolds, PH., and Hopkinson, L. 2001. Eocene volcanism in the Buck Creek basin, central British Columbia (Canada): transition from, arc to extensional volcanism. Journal of Volcanology and Geothermal Research, 107: 149-170.
21. Dostal, J., Breitsprecher, K., Church, B.N., Thorkelson, D., and Hamilton, T.S. 2003. Eocene melting of Precambrian lithospheric mantle: analcime-bearing volcanic rocks from the ChallisKamloops belt of south central British Columbia. Journal of Volcanology and Geothermal Research, 126: 303-326.
22. Dostal, J., Owen, J.V., Church, B.N., and Hamilton, T.S. 2005. Episodic volcanism in the Buck Creek complex (central British Columbia, Canada): a history of magmatism and mantle evolution from the Jurassic to the early Tertiary. International Geology Review, 47: 551-572.
23. Engebretson, D.C., Cox, A., and Gordon, R.C. 1985. Relative motions between oceanic and continental plates in the Pacific Basin. Geological Society of America, Special Paper 206.
24. Ghosh, D.K. 1995. Nd-Sr isotopic constraints on the interactions of the Intermontane Superterrane with the western edge of North America in the southern Canadian Cordillera. Canadian Journal of Earth Sciences, 32: 1740-1758.
25. Govindaraju, K. 1994. 1994 compilation of working values and sample description for 383 geostandards. Geostandards Newsletter, 18: 1-158.
26. Grainger, N.C., Villeneuve, M.E., Heaman, L.M., and Anderson, R.G. 2001. New U-Pb and Ar/Ar isotopic age constraints on the timing of Eocene magmatism, Fort Fraser and Nechako River map areas, central British Columbia. Canadian Journal of Earth Sciences, 38: 679-696.
27. Hickson, C.J. 1992. An update on the Chilcotin-Nechako project and mapping in the Taseko Lakes area, west-central British Columbia. In Current research, part A. Geological Survey of Canada, Paper 92-1A, pp. 129-135.
28. Hickson, C.J., Read, P., Mathews, W.H., Hunt, J.A., Johansson, G., and Rouse, G.E. 1991. Revised geological mapping of northeastern Taseko Lakes map area, British Columbia. In Current research, part A. Geological Survey of Canada, Paper 91-1A, pp. 207-217.
29. Hooper, P.R., and Hawkesworth, C.J. 1993. Isotopic and geochemical constraints on the origin and evolution of the Columbia River Basalt. Journal of Petrology, 34: 1203-1246.
30. Irvine, TN., and Baragar, W.R.A 1971. A guide to the chemical classification of the common volcanic rocks. Canadian Journal of Earth Sciences, 8: 523-548.
31. Kerr, A., Jenner, G.A., and Fryer, B.J. 1995. Sm-Nd isotopic geochemistry of Precambrian to Paleozoic granitoid suites and the deep-crustal structure of the southeast margin of the Newfoundland Appalachians. Canadian. Journal of Earth Sciences, 32: 224-245.
32. LeMaitre, R.W. 1989. A classification of igneous rocks and glossary of terms. Blackwell, Oxford, UK.
33. Letterier, J., Maury, R.C, Thonon, P., Girard, D., and Marchal, M. 1982. Clinopyroxene composition as a method of identification of the magmatic affinities of paleo-volcanic series. Earth and Planetary Science Letters, 59: 139-154.
34. Mathews, W.H. 1989. Neogene Chilcotin basalts in south-central British Columbia: geology, ages, and geomorphologic history. Canadian Journal of Earth Sciences, 26: 969-982.
35. McKenzie, D., and O'Nions, R.K. 1991. Partial melt distributions from inversion of rare earth element concentrations. Journal of Petrology, 32: 1021-1091.
36. Monger, J.W.H. 1999. Review of the geology and tectonics of the Canadian Cordillera. Short course notes, British Columbia Geological Survey Branch and Geological Survey of Canada, Sidney, B.C., 24-25 February 1999, 72 p.
37. Monger, J., and Price, R. 2002. The Canadian Cordillera: geology and tectonic evolution. Canadian Society of Economic Geophysicists Recorder, 27: 17-36.
38. Morris, G.A., and Creaser, R.A. 2003. Crustal recycling during subduction, at the Eocene Cordilleran margin of North America: a petrogenetic study from the southwestern Yukon. Canadian Journal of Earth Sciences, 40: 1805-1821.
39. Morris, G.A., Larson, P.B., and Hooper, P.R. 2000. "Subduction style" magmatism in a nonsubduction setting: the Colville Igneous Complex, NE Washington state, USA. Journal of Petrology, 41: 43-67.
40. Norman, M.D., and Mertzman, S.A. 1991. Petrogenesis of Challis volcanics from central and southwestern Idaho: trace element and Pb isotopic evidence. Journal of Geophysical Research, 96: 13 279 - 13 293.
41. Parrish, R.R., Carr, S.D., and Parkinson, D.L. 1988. Eocene extensional tectonics and geochronology of the southern Omineca Belt, British Columbia and Washington. Tectonics, 7: 181-212.
42. Pearce, J.A., and Peate, D.W. 1995. Tectonic implications of the composition of volcanic arc magmas. Annual Review of Earth and Planetary Sciences, 23: 251-285.
43. Pearce, J.A., Harris, N.B.W., and Tindle, A.G. 1984. Trace element discrimination diagrams for the tectonic interpretation of granitic rocks. Journal of Petrology, 25: 956-983.
44. Price, R.A., and Monger, J.W.H. 2003. A transect of the southern Canadian Cordillera from Calgary to Vancouver. 2003 Annual Meeting of Geological Association of Canada - Mineralogical Association of Canada (GAC-MAC), Calgary, Alta., field guide, 165 p.
45. Riesterer, J.W., Mahoney, J.B., and Link, P.K. 2001.The conglomerate of Churn Creek: Late Cretaceous basin evolution along the Insular-Intermontane superterrane boundary, southern. British Columbia. Canadian Journal Earth Sciences, 38: 59-73.
46. 39Ar dating standard, MMhb-1. Chemical Geology, 66: 27-34.
47. Samson, S.D., McClelland, W.C, Patchett, P.J., Gehrels, G.E., and Anderson, R.G. 1989. Evidence from neodymium isotopes for mantle contributions to Phanerozoic crustal genesis in the Canadian Cordillera. Nature (London), 337: 705-709.
48. Smith, A.D., and Thorkelson, D. 2002. Geochemical and Nd-Sr-Pb isotopic evidence on the origin and geodynamic evolution of mid-Cretaceous continental arc volcanic rocks of the Spences Bridge Group, south-central British Columbia. Geological Journal, 37: 167-186.
49. Souther, J.G. 1991. Volcanic Regimes. In Geology of the Cordilleran Orogen in Canada. Edited by H. Gabrielse and C.J. Yorath. Geological Survey of Canada, Geology of Canada, no. 4 (also Geological Society of America, The Geology of North America, Vol. G-2), pp. 457-490.
50. Sun, S.S., and McDonough, W.F. 1989. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. In Magmatism in the ocean basins. Edited by A.D. Saunders and M.J. Norry. Geological Society (of London), Special Publication 42, pp.313-345.
51. Tatsumi, Y., and Eggins, S. 1995. Subduction zone magmatism. Frontiers in Earth Sciences. Blackwell Science, Mass., USA.
52. Zindler, A., and Hart, S.R. 1986. Chemical geodynamics. Annual Review of Earth and Planetary Sciences, 14: 493-571.