| Deposit ID | 10194133 |
|---|---|
| MAS/MILS ID | 0260710018 |
| Record type | Site |
| Current site name | Berkshire Mine |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -88.61565, 46.0642 (WGS84) |
| Elevation | 457 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Iron(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Gaastra(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 |
| Commodity | Importance |
|---|---|
| Iron | Tertiary |
| Main Entrance (1) | -88.61565, 46.0642 |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Year of first production | 1908 |
| District name | Menominee Iron District |
|---|
| Type of mineral rights | Fee Ownership |
|---|---|
| Type of mineral rights | Private Lease |
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Verona Mining Co. |
| Interest | 100 |
| Home office | Michigan |
| Year | 1976 |
| Type | Operator |
|---|---|
| Owner | Pickands Mather And Co. |
| Home office | Michigan |
| Year | 1976 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0260710018 |
LAKE SUPERIOR IRON ORES, MINING DIRECTORY AND STATISTICAL RE
PUBLISHED BY THE LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P
| Subject category | Comment text |
|---|---|
| Deposit | FROM 1916-1934 INCLUDED COTTRELL MINE. THE CORRY 40 MINE WAS OPERATED THROUGH BERKSHIRES SHAFT. BERKSHIRE IS NOW A PART O BUCK GROUP. SEE BUCK GROUP. WORKED BY TOP-SLICING AND SUB-LE CAVING. SOFT, RED-BROWN, HIGH PHOSPHORUS ORES. TOTAL SHIPMEN 1908 TO 1950 = 4,189,586 TONS (INCLUDES CORRY 40). BERKSHIRE STILL ACTIVE IN 1950. |
| 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.