Table of Contents

Mineralogy

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  Analysis of rhodochrosite from Franklin Furnace, New Jersey

  Philip Embury Browning

  American Journal of Science November 1890, s3-40 (239) 375-376; DOI: https://doi.org/10.2475/ajs.s3-40.239.375
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  On the occurrence of nitrogen in uraninite and on the composition of uraninite in general

  W. F. Hillebrand

  American Journal of Science November 1890, s3-40 (239) 384-394; DOI: https://doi.org/10.2475/ajs.s3-40.239.384
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  Anthophyllite from Franklin, Macon County, North Carolina

  Samuel Lewis Penfield

  American Journal of Science November 1890, s3-40 (239) 394-397; DOI: https://doi.org/10.2475/ajs.s3-40.239.394
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  On the so-called perofskite, from Magnet Cove, Arkansas

  F. W. Mar

  American Journal of Science November 1890, s3-40 (239) 403-405; DOI: https://doi.org/10.2475/ajs.s3-40.239.403