| Deposit ID | 10079371 |
|---|---|
| MRDS ID | W028627 |
| Record type | Site |
| Current site name | Ravenna-Prickett Mine |
| Geographic coordinates: | -88.36532, 46.10611 (WGS84) |
|---|
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 | 043N | 032W | 19 | SW OF SW | Michigan |
| NW OF SW | Michigan |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Materials | Type of material |
|---|---|
| Hematite | Ore |
| Goethite | Ore |
| Chert | Gangue |
| Pyrite | Gangue |
| Siderite | Gangue |
| Stilpnomelane | Gangue |
| Chlorite | Gangue |
| Mica | Gangue |
| Host or associated | Host | ||
|---|---|---|---|
| Rock type | Sedimentary Rock > Chemical Sediment > Iron Formation | ||
| |||
| (1) | -88.36532, 46.10611 |
|---|
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Year of first production | 1911 |
| Year of last production | 1943 |
| District name | Menominee Range |
|---|
| Ownership category | Private |
|---|
| Year | 1943 |
|---|---|
| Period | 1911-1943 |
| Material | ore Fe |
| Ore mined | 645391mt |
| Accuracy | Accurate |
| Year | 1943 |
|---|---|
| Period | 1940-1943 |
| Material | ore Fe |
| Ore mined | 344227mt |
| Accuracy | Accurate |
LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, LAKE SUPERIOR IRON ORES (2ND ED.): CLEVELAND, OHIO. P. 121.
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 286-288, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
| Subject category | Comment text |
|---|---|
| Deposit | RAVENNA PROPERTY REOPENED IN 1940 WITH ADJACENT PRICKETT PROPERTY BY INLAND STEEL CO., AND OPERATED AS RAVENNA-PRICKETT. SHIPPED 1940-1943. OPERATED AS AN OPEN PIT, THEN UNDERGROUND. LEASE SURRENDERED IN 1943. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAR-1980 | Yeager, Keith (Cannon, W.) | Michigan Geological Survey Division | |
| Updater | 01-MAR-1997 | Sutphin, D.M. | U.S. Geological Survey | |
| Editor | 01-MAY-1997 | Mason Jr., G.T. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.