Table of Contents

Articles

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  Magnetic-polarity stratigraphy of Torrejonian sediments, Nacimiento Formation, San Juan Basin, New Mexico

  L. H. Taylor and R. F. Butler

  American Journal of Science February 1980, 280 (2) 97-115; DOI: https://doi.org/10.2475/ajs.280.2.97
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  Salt weathering by sodium chloride in the Saudi Arabian desert

  R. W. Chapman

  American Journal of Science February 1980, 280 (2) 116-129; DOI: https://doi.org/10.2475/ajs.280.2.116
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  The mass balance approach; application to interpreting the chemical evolution of hydrologic systems

  L. N. Plummer and W. Back

  American Journal of Science February 1980, 280 (2) 130-142; DOI: https://doi.org/10.2475/ajs.280.2.130
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  Multisystem nets for systems of n+3 phases

  R. E. Mohr and J. H. Stout

  American Journal of Science February 1980, 280 (2) 143-172; DOI: https://doi.org/10.2475/ajs.280.2.143
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  Normalizations of thermodynamic properties and some implications for graphical and analytical problems in petrology

  J. B. Brady and J. H. Stout

  American Journal of Science February 1980, 280 (2) 173-189; DOI: https://doi.org/10.2475/ajs.280.2.173