| Deposit ID | 10082653 |
|---|---|
| MRDS ID | W062001 |
| Record type | Site |
| Current site name | Ashland Mine |
| Geographic coordinates: | -90.17178, 46.45139 (WGS84) |
|---|---|
| Relative position | ON THE W, THE PROPERTY BORDERS THE MONTREAL RIVER |
Political divisions (FIPS codes)
Gogebic(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Ironwood(quadrangle 1:24,000 scale)
Ironwood(quadrangle 1:100,000 scale)
Ashland(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Bad-Montreal(hydrologic unit)
Southwestern Lake Superior(hydrologic accounting unit)
Western Lake Superior(hydrologic subregion)
Great Lakes(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Michigan | Gogebic |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| T47N | R47W | 22, 27 | N1/2-NW 27 | Michigan | |
| S1/2 -SW 22 | Michigan |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Materials | Type of material |
|---|---|
| Hematite | Ore |
| Model code | 241 |
|---|---|
| USGS model code | 34a |
| Deposit model name | Superior Fe (BC name is Lake Superior & Rapitan types iron-formation) |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Iron Formation | ||
| Rock unit name | Ironwood Iron-Formation | ||
| Rock description | Ironwood Iron-Formation | ||
| |||
| (1) | -90.17178, 46.45139 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | N-dipping sediments; regional trends are east to west. |
| Type of structure | Local |
| Structure description | An E-W linear iron formation going from Gogebic, MI, to Ironwood,MI, and to |
| General form | STRATABOUND |
|---|---|
| Dip | 50-55 N |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Medium |
| Significant | Yes |
| Discoverer | A. Randall discovered low-grade magnetic material during the survey of the fourth principal meridian. |
| Year of first production | 1884 |
| Year of last production | 1926 |
| Production years | 1884 TO 1926 |
| District name | Gogebic Iron District |
|---|
| Type | Owner |
|---|---|
| Owner | Cleveland-Cliffs Iron Co. (Prior to 1913). Hayes Mining Co (1913-1926). |
| Year | 1926 |
|---|---|
| Period | 1884-1926 |
| Material | ore Fe |
| Ore mined | 6995628mt |
| Accuracy | Accurate |
| Type of workings | Underground |
|---|---|
| Overall depth | 562.36M |
LAKE SUPERIOR IRON ORE ASSOCIATION, 1952: CLEVELAND, OHIO, P. 53.
SCHMIDT, 1980, USGS BULLETIN 1460.
JOHNSON, A.M., AND GROTH, E.H.,1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 21-27, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
| Subject category | Comment text |
|---|---|
| Deposit | ORE WAS SHIPPED THROUGH THE PORT AT ASHLAND, WI. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-1995 | Sutphin, D.M. (Cannon, W.F.) | U.S. Geological Survey | |
| Updater | 01-MAR-1997 | Sutphin, D.M. | U.S. Geological Survey | |
| Editor | 01-MAY-1997 | Mason Jr., G.T. | U.S. Geological Survey | |
| Updater | 23-JUL-2002 | Anderson, Arlene (M. Gere) | Michigan Department of Natural Resources |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.