| Deposit ID | 10086254 |
|---|---|
| MRDS ID | W800126 |
| Record type | Site |
| Current site name | Northwestern Mine |
| Geographic coordinates: | -90.39678, 42.49862 (WGS84) |
|---|---|
| Relative position | 1/4 MI S OF THE WISCONSIN-ILLINOIS STATE LINE AND 6 MI N OF GALENA. |
Political divisions (FIPS codes)
Jo Daviess(county)
Illinois(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Galena(quadrangle 1:24,000 scale)
Dubuque South(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 | Illinois | Jo Daviess |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 29N | 1E | 22 | E2 OF NW OF NW | Illinois |
| Commodity | Importance |
|---|---|
| Zinc Critical | Primary |
| Lead | Secondary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Sphalerite | Ore |
| Calcite | Gangue |
| Dolomite | Gangue |
| Pyrite | Gangue |
| Quartz | Gangue |
| Model code | 224 |
|---|---|
| USGS model code | 32a |
| Deposit model name | Mississippi Valley, S.E. Missouri Pb-Zn |
| Mark3 model number | 42 |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Dolomite |
| Rock unit name | Ion Member;Guttenberg Member |
| Rock description | Ion Member;Guttenberg Member |
| (1) | Galena Group (Trenton Limestone) |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Southeast Of Wisconsin Dome And On The Gentle West Limb Of Wisconsin Arch. To The South Is Illinois Basin And To The West And Southwest Is Forest City Basin. A Few Minles South O Fthe Zinc-Lead District Is Westward-Trending Savanna-Sabula Anticline. Regional Strike Is N 85 W And The Dip Is South. |
| Type of structure | Local |
| Structure description | On The Same Syncline That Contains The Northwestern, Vinegar Hill, South Unity, Hughlett And Gray, And North Unity Mines. |
| General form | ARCUATE |
|---|
| Commodity type | Metallic |
|---|---|
| Significant | No |
| Discovery year | 1903 |
| Year of first production | 1904 |
| Year of last production | 1913 |
| Production years | FROM 1904 TO AFTER 1913 WITH SOME INTERRUPTIONS. |
| District name | Upper Mississippi Valley |
|---|
| Type | Owner |
|---|---|
| Owner | N. M. Kean |
| Type of workings | Underground |
|---|---|
| Name of workings | SHAFT |
| Overall depth | 36.88M |
| Overall length | 121.92M |
| Overall width | 182.88M |
| Type of workings | Underground |
|---|---|
| Name of workings | SHAFT |
| Overall depth | 28.04M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W800126 |
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.
COX, G.H., 1914, LEAD AND ZINC DEPOSITS OF NORTHWESTERN ILLINOIS: ILLINOIS GEOLOGICAL SURVEY BULLETIN 21, 120 P.
BAIN, H.F., 1905, ZINC AND LEAD DEPOSITS OF NORTHWESTERN ILLINOIS: U.S. GEOLOGICAL SURVEY BULLETIN 246, 56 P.
WILLMAN, H.B., REYNOLDS, R.R., AND HERBERT, PAUL, JR., 1946, GEOLOGICAL ASPECTS OF PROSPECTING AND AREAS FOR PROSPECTING IN THE ZINC-LEAD DISTRICT OF NORTHWESTERN ILLINOIS: ILLINOIS GEOLOGICAL SURVEY REPORT OF INVESTIGATIONS, NO. 116, 48 P.
HEYL AND OTHERS, 1959, P. 184.
| Subject category | Comment text |
|---|---|
| Deposit | THE UPPER MISSISSIPPI VALLEY ZINC-LEAD DISTRICT LIES WITHIN THE SO-CALLED DRIFTLESS AREA WHERE NO MANTLE OF GLACIAL DRIFT IS PRESENT TO OBSCURE THE ROCK EXPOSURES. NATURAL CAVES ARE COMMON IN THE DISTRICT. |
| Deposit | Discovery Year: 1903-04 |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1994 | Hedgman, Cheryl (Cannon, W.F.) | U.S. Geological Survey | |
| Updater | 01-MAY-1996 | Sutphin, David M. | U.S. Geological Survey | |
| Editor | 01-MAY-1997 | Mason Jr., G.T. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.