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Glossary of uranium- and thorium-bearing minerals,

By Frondel, Judith Weiss,.
Washington, U.S. Govt. Print. Off., 1952 .
iii, 25 p. , "The first edition of this work was published as U. S. Geological Survey Circular 74 in April 1950. This second edition contains additions, revisions, and corrections and brings the glossary up to date as of January 1952." 27 cm..

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Geochemical association of niobium (columbium) and titanium and its geological and economic significance,

By Fleischer, Michael,.
Washington, 1952 .
13 p. , Erratum slip inserted. 27 cm..

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Recent estimates of the abundances of the elements in the earth's crust.

By Fleischer, Michael,.
Washington, 1953 .
7 p. , "Reference for tables 2 and 3": p. 3. 27 cm..

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Glossary of uranium- and thorium-bearing minerals,

By Frondel, Judith (Weiss).
Washington, U.S. Govt. Print. Off., 1967 .
iii, 69 p. , This 4th ed. brings the glossary up to date as of December 1966. 24 cm..

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Geochemistry of niobium and tantalum,

By Parker, Raymond L..
Washington, U.S. Govt. Print. Off., 1968 .
iii, 43 p. 29 cm..

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