Deposit: Old lead mines reported by owen; sphalerite found in quarry in silurian rocks southwest of zwingle. Old lead prospects located just northeast and southwest of zwingle, with small production of lead (no zinc). Cadastral location: sec. 35, t. 87 n., r. 2 e. ; info.src : cobb

Rock formation(s): Hopkinton And Edgewood Formation

See also Dubuque county

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

ⓘ Lead

ⓘ Zinc

List of minerals for each chemical element

Other Databases

Link to USGS MRDS:	10081999

Other Regions, Features and Areas containing this locality

North AmericaContinent

North America PlateTectonic Plate

Great Plains DomainDomain
Mazatzal TerraneVolcanic Arc

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References

Owen, D. D., (1844), Report of a Geological Expedition of a Part of Iowa, Wisconsin, and Illinois in 1839: U.S. 28th Congress, First Session, Senate Executive Document V. 7, No. 407, 191 P., Maps.

Heyl, Allen V., West, Walter S. (1982) Outlying mineral occurrences related to the Upper Mississippi Valley mineral district, Wisconsin, Iowa, Illinois, and Minnesota. Economic Geology, 77 (8) 1803-1817 doi:10.2113/gsecongeo.77.8.1803

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Zwingle Mines and Occurrences, Jackson County, Iowa, USAiRegional Level TypesZwingle Mines and OccurrencesMine Jackson CountyCounty IowaState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Commodity List

List of minerals for each chemical element

Other Databases

Other Regions, Features and Areas containing this locality

References

Zwingle Mines and Occurrences, Jackson County, Iowa, USA i
Regional Level Types
Zwingle Mines and Occurrences Mine
Jackson County County
Iowa State
USA Country