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Age of the Orogeny and Granites in South-West England

Naturevolume 191page486 (1961) | Download Citation



MR. BUTCHER'S valuable contribution1 to this puzzling problem raises a number of points which I would like to answer.

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  1. 1

    Butcher, N. E., Nature, 190, 253 (1961).

  2. 2

    Heard, A., Geol. Mag., 59, 83 (1922).

  3. 3

    Kulp, J. L., Long, L. E., Giffin, C. E., Mills, A. A., Lambert, R., St., J., Giletti, B. J., and Webster, R. K., Nature, 185, 495 (1960).

  4. 4

    Prentice, J. E., Quart. J. Geol. Soc. Lond., 116, 397 (1960).

  5. 5

    Hutchins, P. F., Geol. Mag., 95, 119 (1958).

  6. 6

    Wells, A. K., and Kirkaldy, J. F., Outline of Historical Geology (London, 1958).

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  1. Geology Department, University College of Swansea

    • T. R. OWEN


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