Research Catalog

  • Unusual, high-temperature, iron-rich, mineral phases produced by natural burning of coal seams [microform] : analytical data / J.R. Herring and P.J. Modreski.

    • Text
    • [Denver, Colo.] : U.S. Geological Survey : [Books and OpenFile Reports section, distributor, 1987]
    • 1990

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