| Deposit ID | 10292370 |
|---|---|
| MAS/MILS ID | 0260710031 |
| Record type | Site |
| Current site name | Columbia Mine |
| Alternate or previous names | Sheldon, Shafer |
| Geographic coordinates: | -88.36194, 46.0858 (WGS84) |
|---|---|
| Elevation | 436 |
Political divisions (FIPS codes)
Iron(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Crystal Falls(quadrangle 1:24,000 scale)
Iron River(quadrangle 1:100,000 scale)
Iron River(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Brule(hydrologic unit)
Northwestern Lake Michigan(hydrologic accounting unit)
Northwestern Lake Michigan(hydrologic subregion)
Great Lakes(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Michigan | Iron |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Michigan | 043 N | 032 W | 31 | N2N2NW | Michigan |
| Commodity | Importance |
|---|---|
| Iron | Tertiary |
| (1) | -88.36194, 46.0858 |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Year of first production | 1882 |
| District name | Menominee Iron District |
|---|
| Type of mineral rights | Fee Ownership |
|---|---|
| Type of mineral rights | Private Lease |
| Ownership category | Private |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Republic Steel Corp. |
| Interest | 100 |
| Home office | Minnesota |
| Year | 1976 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0260710031 |
LAKE SUPERIOR IRON ORES, MINING DIRECTORY AND STATISTICAL RE
PUBLISHED BY THE LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P
| Subject category | Comment text |
|---|---|
| Deposit | COLUMBIA MINE WAS STILL ACTIVE IN 1950, WITH TOTAL SHIPMENTS 4,308,601 TONS AT THAT TIME. COLUMBIA ORE TAKEN THROUGH TOBI WORKED BY SUB-LEVEL STOPING, DEPTH = 1783 FT. COLUMBIA AND T TOGETHER ONCE FORMED THE OLD SHELDON AND SHAFER PROPERTY. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 03-NOV-1983 | Eastern Field Operations Center (EFOC) | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.