| Deposit ID | 10122105 |
|---|---|
| MAS/MILS ID | 0260830071 |
| Record type | Site |
| Current site name | Cliff Mining Co. |
| Point of reference | Trench |
|---|---|
| Geographic coordinates: | -88.30834, 47.3889 (WGS84) |
| Elevation | 298 |
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Keweenaw(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Phoenix(quadrangle 1:24,000 scale)
Hancock(quadrangle 1:100,000 scale)
Hancock C(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Keweenaw Peninsula(hydrologic unit)
Southcentral Lake Superior(hydrologic accounting unit)
Southern Lake Superior(hydrologic subregion)
Great Lakes(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Michigan | Keweenaw |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Michigan | 058 N | 032 W | 25 | Michigan |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Trench (1) | Portage Lake Volcanics |
|---|
| Operation type | Surface |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0260830071 |
THE MINE PROD.WAS CUT BACK BECAUSE THE COPPER WAS
OF A VERY FINE QUALITY,NOT GOOD FOR COMMERCIAL USE
ALLEN,R.C.MINERAL RESOURCES OF MICH.MICH.GEOL.AND
BIOL.SURV.PUBL.21,1916 PP 25
| 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.