| Deposit ID | 10082026 |
|---|---|
| MRDS ID | W044525 |
| Record type | Site |
| Current site name | Levens Mine North Langworthy Mine |
| Alternate or previous names | North Langworthy Mine |
| Geographic coordinates: | -90.71262, 42.51307 (WGS84) |
|---|
Political divisions (FIPS codes)
Dubuque(county)
Iowa(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Dubuque North(quadrangle 1:24,000 scale)
Dubuque North(quadrangle 1:100,000 scale)
Dubuque(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Apple-Plum(hydrologic unit)
Upper Mississippi-Maquoketa-Plum(hydrologic accounting unit)
Upper Mississippi-Maquoketa-Plum(hydrologic subregion)
Upper Mississippi(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Iowa | Dubuque |
| Commodity | Importance |
|---|---|
| Lead | Primary |
| Zinc Critical | Primary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Sphalerite | Ore |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite | ||
| Rock unit name | Galena Formation | ||
| Rock description | Galena Formation | ||
| |||
| (1) | -90.71262, 42.51307 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W044525 |
F1 < CALVIN, SAMUEL, AND BAIN, H. F., 1900, GEOLOGY OF DUBUQUE COUNTY, IOWA: IOWA GEOLOGICAL SURVEY REPORT [1899], V. 10, P. 379-622.
F2 < HEYL, A. V., AGNEW, A. F., LYONS, E. J., AND BEHRE, C. H., JR., 1959, THE GEOLOGY OF THE UPPER MISSISSIPPI VALLEY ZINC-LEAD DISTRICT: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 309, 310 P.
F3 < FLINT, A. E., AND BROWN, C. E., 1955, GEOLOGY AND ZINC-LEAD DEPOSITS IN THE DURANGO AREA, DUBUQUE COUNTY, IOWA: U.S. GEOLOGICAL SURVEY MINERAL INVESTIGATIONS FIELD STUDIES MAP MF 33, 1:12,000.
| Subject category | Comment text |
|---|---|
| Deposit | GEN<ONE OF THE LARGEST GASH VEINS OF THE DUBUQUE SUBDISTRICT, IT PRODUCED INTERMITTENTLY FROM 1830-1901; PRODUCTION OF 5,000 TONS OF CONCENTRATES (80 % LEAD) BUT NO ZINC WAS REPORTED. CADASTRAL LOCATION: SW 1/4 SE 1/4 SEC. 15, T. 89 N, R. 2 E. ; INFO.SRC : COBB |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1985 | Miller, M. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.