Initiation of Iapetus subduction under Irish Avalonia

Geological Magazine

Volumn 134, Issue 2, 1997, Pages 213-218

  Mcconnell, Brian ^a   Morris, John ^a  

^a Geological Survey of Ireland   (Ireland)

Author keywords

[No Author keywords available]

Indexed keywords

ARENIGIAN; AVALONIA; IAPETUS; ORDOVICIAN; SUBDUCTION; VOLCANIC ARC;

IRELAND;

EID: 0030855374     PISSN: 00167568     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0016756897006626     Document Type: Article

References (43)

1. ARCULUS, R. J. & POWELL, R. 1986. Source component mixing in the regions of arc magma generation. Journal of Geophysical Research 91B, 5913-26.
2. BASALTIC VOLCANISM STUDY PROJECT. 1981. Basaltic Volcanism on the Terrestrial Planets. New York: Pergamon, 1286 pp.
3. BRINDLEY, J. C. 1954. The Garnetiferous Beds of the Leinster Granite aureole and their small-scale structures. Scientific Proceedings of the Royal Dublin Society 26, 245-62.
4. BRÜCK, P. M. 1976. The andesitic and doleritic igneous rocks of west Wicklow and south Dublin. Geological Survey of Ireland Bulletin 2, 37-51.
5. BRÜCK, P. M., COLTHURST, J. R. J., FEELY, M., GARDINER, P. R. R., PENNEY, S. R., REEVES, T. J., SHANNON, P. M., SMITH, D. G. & VANGUESTAINE, M. 1979. South-East Ireland: Lower Palaeozoic Stratigraphy and depositional history. In The Caledonides of the British Isles - reviewed (eds A. L. Harris, C. H. Holland and B. E. Leake), pp. 533-44. Geological Society of London Special Publication no. 8.
6. BRÜCK, P. M., POTTER, T. L. & DOWNIE, C. 1974. The Lower Palaeozoic stratigraphy of the northern part of the Leinster massif. Proceedings of the Royal Irish Academy 74B, 75-84.
7. CABANIS, B. & LECOLLE, M. 1989. Le diagramme La/10-Y/15-Nb/8: un outil pour la discrimination des series volcanique et la mise en evidence des processus de melange et/ou de contamination crustale. Comptes Rendus de l'Academie des Sciences, Serie 2 309, 2023-9.
8. DAVIDSON, J. P. & WOLFF, J. A. 1989. On the origin of the Nb-Ta "anomaly" in arc magmas. Eos 70, 1387.
9. DEWEY, J. F. 1969. Evolution of the Appalachian/Caledonian orogen. Nature 222, 124-9.
10. FETTES, D. J., LONG, C. B., BEVINS, R. E., MAX, M. D., OLIVER, G. J. H., PRIMMER, T. J., THOMAS, L. J. & YARDLEY, B. W. D. 1985. Grade and time of metamorphism in the Caledonide orogen of Britain and Ireland. In The nature and timing of orogenic activity in the Caledonian rocks of the British Isles (ed. A. L. Harris), pp. 41-53. Geological Society of London Memoir no. 9.
11. FITTON, J. G., THIRLWALL, M. F. & HUGHES, D. J. 1982. Volcanism in the Caledonian orogenic belt of Britain. In Andesites (ed. R. S. Thorpe), pp. 611-36. Wiley.
12. GALLAGHER, V., O'CONNOR, P. J. & AFTALION, M. 1994. Intra-Ordovician deformation in SE Ireland: Evidence from the geological setting, geochemical affinities and U-Pb zircon age of the Croghan Kinshelagh granite. Geological Magazine 131, 669-84.
13. GILL, J. B. 1987. Early geochemical evolution of an oceanic island arc and backarc: Fiji and the South Fiji Basin. Journal of Geology 95, 589-615.
14. HATCHER, R. D., JR. 1988. The third synthesis: Wenlock to mid-Devonian (end of Acadian orogeny). In The Caledonian-Appalachian Orogen (eds A. L. Harris and D. J. Fettes), pp. 499-504. Geological Society Special Publication no. 38.
15. HUGHES, R. A. & KOKELAAR, P. 1993. The timing of Ordovician magmatism in the English Lake District and Cross Fell inliers. Geological Magazine 130, 369-77.
16. HUTTON, D. H. W. & MURPHY, F. C. 1987. The Silurian of the Southern Uplands and Ireland as a successor basin to the end-Ordovician closure of Iapetus. Journal of the Geological Society, London 144, 765-72.
17. KEPPLER, H. 1996. Constraints from partitioning experiments on the composition of subduction-zone fluids. Nature 380, 237-40.
18. KOKELAAR, B. P. 1982. Fluidization of wet sediments during the emplacement and cooling of various igneous bodies. Journal of the Geological Society, London 139, 21-33.
19. KOKELAAR, B. P. 1986. Petrology and geochemistry of the Rhobell Volcanic Complex: Amphibole-dominated fractionation at an Ordovician arc volcano in Wales. Journal of Petrology 27, 887-914.
20. KOKELAAR, B. P. 1988. Tectonic controls of Ordovician arc and marginal basin volcanism in Wales. Journal of the Geological Society, London 145, 759-75.
21. KOKELAAR, B. P., HOWELLS M. F., BEVINS, R. E., ROACH, R. A. & DUNKLEY, P. N. 1984. The Ordovician marginal basin of Wales. In Marginal Basin Geology (eds B. P. Kokelaar and M. F. Howells), pp. 245-69. Geological Society Special Publication no. 16.
22. LIN, P. N., STERN, R. J., MORRIS, J. & BLOOMER, S. H. 1990. Nd- and Sr-isotopic compositions from the northern Mariana and southern Volcano arcs: implications for the origin of island arc melts. Contributions to Mineralogy and Petrology 105, 381-92.
23. MAX, M. D., BARBER, A. J. & MARTINEZ, J. 1990. Terrane assemblage of the Leinster Massif, SE Ireland, during the Lower Palaeozoic. Journal of the Geological Society, London 147, 1035-50.
24. MCARDLE, P. 1981. The country rocks flanking the Leinster Granite between Aughrim and Ballymurphy. Geological Survey of Ireland Bulletin 3, 85-95.
25. MCCONNELL, B., PHILCOX, M. E., MACDERMOT, C. V. & SLEEMAN, A. G. 1994a. Bedrock Geology 1:100,000 Map Series, Sheet 16, Kildare-Wicklow. Geological Survey of Ireland.
26. MCCONNELL, B., PHILCOX, M. E., SLEEMAN, A. G., STANLEY, G., FLEGG, A. M., DALY, E. P. & WARREN, W. P. 1994b. Geology of Kildare-Wicklow; a geological description to accompany the Bedrock Geology 1:100,000 Map Series, Sheet 16, Kildare-Wicklow. Geological Survey of Ireland.
27. MCCONNELL, B. J., STILLMAN, C. J. & HERTOGEN, J. 1991. An Ordovician basalt to peralkaline rhyolite fractionation series from Avoca, Ireland. Journal of the Geological Society; London 148, 711-18.
28. MCCULLOCH, M. T. & GAMBLE, J. A. 1991. Geochemical and geodynamical constraints on subduction zone magmatism. Earth and Planetary Science Letters 102, 358-74.
29. MCKERROW, W. S., DEWEY, J. F. & SCOTESE, C. R. 1991. The Ordovician and Silurian development of the Iapetus Ocean. Special Papers in Palaeontology 44, 165-78.
30. MIYASHIRO, A. 1974. Volcanic rock series in island arcs and active continental margins. American Journal of Science 274, 321-55.
31. MURPHY, F. C. 1987. Evidence for late Ordovician amalgamation of volcanogenic terranes in the Iapetus suture zone, eastern Ireland. Transactions of the Royal Society of Edinburgh: Earth Sciences 78, 153-67.
32. MURPHY, F. C., ANDERSON, T. B., DALY, J. S., GALLAGHER, V., GRAHAM, J. R., HARPER, D. A. T., JOHNSTON, J. D., KENNAN, P. S., KENNEDY, M. J., LONG, C. B., MORRIS, J. H., O'KEEFFE, W. G., PARKES, M., RYAN, P. D., SLOAN, R. J., STILLMAN, C. J., TIETZSCH-TYLER, D., TODD, S. P. & WRAFTER, J. P. 1991. An appraisal of Caledonian suspect terranes in Ireland. Irish Journal of Earth Sciences 11, 11-41.
33. O'CONNOR, P. J., AFTALION, M. & KENNAN, P. S. 1989. Isotopic U-Pb ages of zircon and monazite from the Leinster Granite, southeast Ireland. Geological Magazine 126, 725-8.
34. PHILLIPS, W. E. A., STILLMAN, C. J. & MURPHY, T. 1976. A Caledonian plate tectonic model. Journal of the Geological Society, London 132, 579-609.
35. RUSHTON, A. W. A. 1995. Report on fossils from Kiltrea, Enniscorthy, Co. Wexford. British Geological Survey Technical Report WH95/144C.
36. SAUNDERS, A. D. & TARNEY, J. 1984. Geochemical characteristics of basaltic volcanism within back-arc basins. In Marginal Basin Geology (eds B. P. Kokelaar and M. F. Howells), pp. 59-76. Geological Society Special Publication no. 16.
37. SCHILLING, J.-G., ZAJAC, M., EVANS, R., JOHNSTON, T., WHITE, W., DEVINE, J. D. & KINGSLEY, R. 1983. Petrological and geochemical variations along the Mid-Atlantic Ridge from 29°N to 73°N. American Journal of Science 283, 510-86.
38. SHERVAIS, J. W. 1982. Ti-V plots and the petrogenesis of modern and ophiolitic lavas. Earth and Planetary Science Letters 59, 101-18.
39. STILLMAN, C. J. 1988. Ordovician to Silurian volcanism in the Appalachian-Caledonian orogen. In The Caledonian-Appalachian Orogen (eds A. L. Harris and D. J. Fettes), pp. 275-90. Geological Society Special Publication no. 38.
40. STILLMAN, C. J. & WILLIAMS, C. T. 1978. Geochemistry and tectonic setting of some Upper Ordovician volcanic rocks in east and southeast Ireland. Earth and Planetary Science Letters 41, 288-310.
41. SUN, S.-S. & MCDONOUGH, W. F. 1989. Chemical and isotopic systematics of oceanic basalts: implications for mantle composition and processes. In Magmatism in the Ocean Basins (eds A. D. Saunders and M. J. Norry), pp. 313-45. Geological Society Special Publication no. 42.
42. TIETZSCH-TYLER, D. 1989. The Lower Palaeozoic geology of S.E. Ireland - a revaluation. Irish Association for Economic Geology Annual Review 1989, 112-19.
43. TIETZSCH-TYLER, D., SLEEMAN, A. G., MCCONNELL, B. J., DALY, E. P., FLEGG, A. M., O'CONNOR, P. J. & WARREN, W. P. 1994. Geology of Carlow-Wexford, a geological description to accompany the Bedrock Geology 1:100,000 Map Series, Sheet 19, Carlow-Wexford. Geological Survey of Ireland.