Exploratory drilling for evidence of zinc and lead ore in Dubuque County, Iowa
By: by Arthur E. Flint and C. Ervin Brown ; prepared in cooperation with the Iowa Geological Survey.
Contributors: Brown, C. Ervin 1925-; Iowa Geological Survey.
Series: Geological Survey bulletin -- 1027-K; A contribution to economic geology; Contributions to economic geology
Publisher: U.S. G.P.O.
Published: 1956
Place of publication: Washington
Language: eng
Number of pages: 499
Subjects: Zinc ores -- Iowa -- Dubuque County.; Lead ores -- Iowa -- Dubuque County.; Geology, Economic -- Iowa -- Dubuque County.; Borings -- Iowa -- Dubuque County.; Ore deposits -- Iowa -- Dubuque County.; Dolomite -- Iowa -- Dubuque County.; Mineralogy -- Iowa -- Dubuque County.
Notes: Includes bibliographical footnote and index.