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Journal Article

Outlying mineral occurrences related to the Upper Mississippi Valley mineral district, Wisconsin, Iowa, Illinois, and Minnesota

Allen V. Heyl, Walter S. West
Published: 01 December 1982
Economic Geology (1982) 77 (8): 1803–1817.
DOI: https://doi.org/10.2113/gsecongeo.77.8.1803
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The 38th Parallel Lineament and Its Relationship to Ore Deposits

Allen V. Heyl
Published: 01 November 1972
Economic Geology (1972) 67 (7): 879–894.
DOI: https://doi.org/10.2113/gsecongeo.67.7.879
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Paleoaquifer symposium

Allen V. Heyl, Thomas E. Mullens
Published: 01 July 1972
Economic Geology (1972) 67 (4): 532–533.
DOI: https://doi.org/10.2113/gsecongeo.67.4.532
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Minor epigenetic, diagenetic, and syngenetic sulfide, fluorite, and barite occurrences in the central United States

Allen V. Heyl
Published: 01 September 1968
Economic Geology (1968) 63 (6): 585–594.
DOI: https://doi.org/10.2113/gsecongeo.63.6.585
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Distribution of minor elements in ore and host rock, Illinois-Kentucky fluorite district and Upper Mississippi Valley zinc-lead district

Wayne E. Hall, Allen V. Heyl
Published: 01 September 1968
Economic Geology (1968) 63 (6): 655–670.
DOI: https://doi.org/10.2113/gsecongeo.63.6.655
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Environment of ore deposition at the Mex-Tex deposits, Hansonburg District, New Mexico, from studies of fluid inclusions

Edwin Roedder, Allen V. Heyl, John P. Creel
Published: 01 June 1968
Economic Geology (1968) 63 (4): 336–348.
DOI: https://doi.org/10.2113/gsecongeo.63.4.336
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Mineral paragenesis and zoning in the central Kentucky mineral district

Janice L. Jolly, Allen V. Heyl
Published: 01 June 1964
Economic Geology (1964) 59 (4): 596–624.
DOI: https://doi.org/10.2113/gsecongeo.59.4.596
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