Zinc-Lead-Copper Resources and General Geology of the Upper Mississippi Valley District

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Description

From introduction: This report discusses the general geology of the Upper Mississippi Valley zinc-lead district, the distribution of ore deposits, and some relations of the ore deposits to the major geologic features.

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[30] p. : ill., maps, charts ; 23 cm.

Creation Information

Heyl, Allen V.; Lyons, Erwin J.; Agnew, Allen F. & Behre, Charles H., Jr. 1955.

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Description

From introduction: This report discusses the general geology of the Upper Mississippi Valley zinc-lead district, the distribution of ore deposits, and some relations of the ore deposits to the major geologic features.

Physical Description

[30] p. : ill., maps, charts ; 23 cm.

Notes

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

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Technical Report Archive and Image Library

This selection of materials from the Technical Report Archive and Image Library (TRAIL) includes hard-to-find reports published by various government agencies. The technical publications contain reports, images, and technical descriptions of research performed for U.S. government agencies. Topics range from mining, desalination, and radiation to broader physics, biology, and chemistry studies. Some reports include maps, foldouts, blueprints, and other oversize materials.

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  • 1955

Added to The UNT Digital Library

  • March 15, 2017, 12:42 p.m.

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  • June 9, 2017, 6:03 p.m.

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Citations, Rights, Re-Use

Heyl, Allen V.; Lyons, Erwin J.; Agnew, Allen F. & Behre, Charles H., Jr. Zinc-Lead-Copper Resources and General Geology of the Upper Mississippi Valley District, report, 1955; Washington D.C. (digital.library.unt.edu/ark:/67531/metadc304277/: accessed November 19, 2017), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.