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Petrographic evidence bearing on plate tectonics of the Upper Ordovician Welsh Basin

Published online by Cambridge University Press:  01 May 2009

D. M. D. James
D. M. D. James
Affiliation:
Shell Internationale Petroleum Maatschappij, Postbus 162, Den Haag, Holland 16th July 1980
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Abstract

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Type
Correspondence
Information
Geological Magazine , Volume 118 , Issue 1 , January 1981 , pp. 95 - 96
Copyright
Copyright © Cambridge University Press 1981

References

Basu, A., Young, S. W., Suttner, L. T., James, W. C. & Mack, G. H. 1975. Re-evaluation of the use of undulatory extinction and polycrystallinity in detrital quartz for provenance interpretation. J. Sedim. Petrol. 45 873–82.Google Scholar
Dewey, J. F. 1980. Tectonic Styles in Arcs and the Origin of Fore-arc Basements (abs). Conference on ‘Trench and fore-arc sedimentation and tectonics in modern and ancient subduction zones.’ London: Geological Society.Google Scholar
Dickinson, W. R. 1970. Interpreting detrital modes of greywacke and arkose. J. Sedim. Petrol. 40, 695–707Google Scholar
Dickinson, W. R., Helmold, K. P. & Stein, J. A. 1979. Mesozoic lithic sandstones in Central Oregon. J. Sedim. Petrol. 49 501–16.Google Scholar
Ingersoll, R. V. & Suczek, C. A. 1979. Petrology and provenance of Neogene sand from Nicobar and Bengal fans, DSDP sites 211 and 218. J. Sedim. Petrol. 49 1217–28.Google Scholar
James, D. M. D. 1971. Petrography of the Plynlimon Group, West Central Wales. Sediment. Geol. 6 255–70.CrossRefGoogle Scholar
Kellerhals, R., Shaw, J. & Arora, V. K. 1975. On grain size from thin section. J. Geol. 83 79–96.CrossRefGoogle Scholar
Mitchell, A. H. & Reading, H. G. 1971. Evolution of island arcs. J. Geol. 79 253–84.CrossRefGoogle Scholar
Moore, G. F. 1979. Petrography of subduction zone sandstones from Nias Island, Indonesia. J. Sedim. Petrol. 49 71–84.Google Scholar
Okada, H. 1966. Non-greywacke ‘turbidite’ sandstones in the Welsh geosyncline. Sedimentology 7 211–32.CrossRefGoogle Scholar
Phillips, W. E. A., Stillman, C. J. & Murphy, T. 1976. A Caledonian plate tectonic model. J. geol. Soc. Lond. 132 579–609.CrossRefGoogle Scholar
Potter, P. E. 1978. Petrology and chemistry of modern big river sands. J. Geol. 83 423–49.CrossRefGoogle Scholar
Young, S. W. 1976. Petrographic textures of detrital polycrystalline quartz as an aid to interpreting crystalline source rocks. J. Sedim. Petrol. 46 595–603.Google Scholar