Table of Contents

Articles

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  Magnetostratigraphy of the Imnaha and Grande Ronde basalts in the southeast part of the Columbia Plateau

  P. R. Hooper, C. R. Knowles and N. D. Watkins

  American Journal of Science September 1979, 279 (7) 737-754; DOI: https://doi.org/10.2475/ajs.279.7.737
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  Magnetostratigraphy and correlation of Miocene basalts of the northern Oregon coast and Columbia Plateau, Southeast Washington

  S. R. Choiniere and D. A. Swanson

  American Journal of Science September 1979, 279 (7) 755-777; DOI: https://doi.org/10.2475/ajs.279.7.755
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  Paleomagnetism of the Newark trend igneous rocks of the North central Appalachians and the opening of the central Atlantic Ocean

  T. E. Smith and H. C. Noltimier

  American Journal of Science September 1979, 279 (7) 778-807; DOI: https://doi.org/10.2475/ajs.279.7.778
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  ⁴⁰ Ar/ ³⁹ Ar ages of diabase intrusions from Newark trend basins in Connecticut and Maryland; initiation of central Atlantic rifting

  J. F. Sutter and T. E. Smith

  American Journal of Science September 1979, 279 (7) 808-831; DOI: https://doi.org/10.2475/ajs.279.7.808
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  Diagenesis of volcanogenic sediments in a Tertiary saline lake; Wagon Bed Formation, Wyoming

  J. R. Boles and R. C. Surdam

  American Journal of Science September 1979, 279 (7) 832-853; DOI: https://doi.org/10.2475/ajs.279.7.832
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  Activity-composition relationships in Ca(Mg,Fe)Si ₂ O ₆ -CaAl ₂ SiO ₆ clinopyroxene solid solutions

  B. J. Wood

  American Journal of Science September 1979, 279 (7) 854-875; DOI: https://doi.org/10.2475/ajs.279.7.854
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  Phase equilibria and solid solution along the join CaAl ₂ Si ₂ O ₈ -SiO ₂

  J. Longhi and J. F. Hays

  American Journal of Science September 1979, 279 (7) 876-890; DOI: https://doi.org/10.2475/ajs.279.7.876
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  Field relations of sapphirine assemblages at the margin of the Cortlandt Complex near Peekskill, New York; discussion

  G. M. Friedman

  American Journal of Science September 1979, 279 (7) 891-893; DOI: https://doi.org/10.2475/ajs.279.7.891