http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Chemistry of the iron-rich sedimentary rocks
1 online resource (iv, W61 pages) : illustrations.
Title from title screen (viewed September 30, 2014).
"Chemical composition and occurrence of iron-bearing minerals of sedimentary rocks, and composition, distribution, and geochemistry of ironstones and iron-formations."
Includes bibliographical references (pages W51-W60) and index.
Geological Survey professional paper ; 440-W