1.

Record Nr.

UNINA9910704027503321

Autore

Heyl Allen V (Allen Van), <1918-2008, >

Titolo

Zinc-lead-copper resources and general geology of the upper Mississippi Valley district / / by Allen V. Heyl [and three others]

Pubbl/distr/stampa

[Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1955

Washington : , : United States Government Printing Office

Descrizione fisica

1 online resource (iii, 227-245 pages, 1 page of plate) : illustrations, maps, charts

Collana

Geological Survey bulletin ; ; 1015-G

A contribution to economic geology

Soggetti

Geology - Mississippi River Valley

Zinc mines and mining - Mississippi River Valley

Lead mines and mining - Mississippi River Valley

Copper mines and mining - Mississippi River Valley

Copper mines and mining

Geology

Lead mines and mining

Zinc mines and mining

Mississippi River Valley

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Title from title screen (viewed July 21, 2014).

"Prepared in cooperation with the Wisconsin Geological and Natural History Survey, the Illinois State Geological Survey, and the Iowa Geological Survey.

Nota di bibliografia

Includes bibliographical references (pages 242-243) and index.