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Showing 1 - 20 results of 22 for search '"Pre-Cambrian"', query time: 0.79s Refine Results
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    by Manifold, Albert Hedley
    Published 2012
    .... The shear is contained in Pre-cambrian volcanic rocks all of which have been more or less regionally...
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  10. 10
    by Klimov,L. V.
    Published 1968
    ... transformations over large areas, not only during the pre-Cambrian, but also during the early Paleozoic era...
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  11. 11
    ..., Palaeozoic and possibly Pre-Cambrian ages. The directions of natural remanent magnetization are approximately...
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  12. 12
    ... in their turn are subdivided into two groups, basically as follows: PreCambrian systems, which have passed...
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  13. 13
    by H. G. Scttarbert, Ph. D
    Published 1966
    ... of the reciprocal lattice angle V*. I N 1938 Wegmann established the structural division of the Pre- cambrian...
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  14. 14
    by W. Smulikowski
    Published 1974
    ... in the amphiboles are a succinct illustration of those found in progressive r gional meta-morphism. THE Pre-Cambrian...
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    ... in Somerset Island include the structure of the Pre-Cambrian meta-Hunting formations, the Palaeozoic rocks...
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    by L. Petersen, K. Rasmussen
    Published 1979
    ... of feldspars and micas (biotite) which are important constituents of the Pre-cambrian igneous and metamorphic...
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    by Rutford, Robert H.
    Published 1978
    ... with that of any of the other continents: a Pre-Cambrian basement truncated by a major erosion surface, a sequence...
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    ... Mountain region and in eastern New York / by T. Nelson Dale. Principles of pre-cambrian North American...
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    by McInroy, David, Hitchen, Ken
    Published 2008
    ... sea bed in the Late Eocene. The Pre-Cambrian metamorphic basement only crops out on Rockall Bank where...
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