| Deposit ID | 10310113 |
|---|---|
| MRDS ID | LW00113 |
| Record type | Site |
| Current site name | Bluff Wyoming Mine |
| Alternate or previous names | Bluff Mine |
| Geographic coordinates: | -87.96586, 47.42972 (WGS84) |
|---|---|
| Relative position | GRANT TOWNSHIP |
Political divisions (FIPS codes)
Keweenaw(county)
Michigan(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lake Medora(quadrangle 1:24,000 scale)
Copper Harbor(quadrangle 1:100,000 scale)
Hancock(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 | 58N | 29W | 15 | NW | Michigan |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Model code | 96 |
|---|---|
| USGS model code | Unassigned |
| Deposit model name | Native Cu |
| Mark3 model number | 99 |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt | ||||
| Rock unit name | Portage Lake Volcanics | ||||
| Rock description | Portage Lake Volcanics | ||||
| |||||
| (1) | -87.96586, 47.42972 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Syncline |
| General form | IRREGULAR |
|---|
| Operation type | Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Year of first production | 1865 |
| District name | Keweenaw Copper District |
|---|
| Type | Owner |
|---|---|
| Owner | Wyoming Mining Co. |
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 29-30, SITE ID # 420011, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
| Subject category | Comment text |
|---|---|
| Deposit | FISSURE 2-18 FEET |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 05-AUG-2002 | Anderson, Arlene (M. Gere) | Michigan Department of Natural Resources |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.