| Deposit ID | 10196555 |
|---|---|
| MAS/MILS ID | 0291790009 |
| Record type | Site |
| Current site name | Frank R. Milliken Mill |
| Alternate or previous names | Ozark Mill, Sweetwater Mill, Ozark Lead, Adair Creek |
| Point of reference | Main Entrance |
|---|---|
| Geographic coordinates: | -91.14823, 37.35977 (WGS84) |
| Elevation | 360 |
| Location accuracy | 10(meters) |
Political divisions (FIPS codes)
Reynolds(county)
Missouri(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Midridge(quadrangle 1:24,000 scale)
Spring Valley(quadrangle 1:100,000 scale)
Rolla(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Black(hydrologic unit)
Upper White(hydrologic accounting unit)
Upper White(hydrologic subregion)
Arkansas-White-Red(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Missouri | Reynolds |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 5th Principal | 031 N | 002 W | 27 | SWNWSE | Missouri |
| Commodity | Importance |
|---|---|
| Cadmium | Tertiary |
| Cobalt Critical | Tertiary |
| Copper | Secondary |
| Lead | Primary |
| Nickel Critical | Tertiary |
| Silver | Secondary |
| Zinc Critical | Secondary |
| Main Entrance (1) | -91.14823, 37.35977 |
|---|
| Operation type | Processing Plant |
|---|---|
| Development status | Producer |
| Commodity type | Metallic |
| Significant | No |
| Type of mineral rights | Private Lease |
|---|---|
| Type of mineral rights | Fee Ownership |
| Type of mineral rights | Minerals Only |
| Ownership category | National Forest |
|---|
| Type | Owner-Operator |
|---|---|
| Owner | Kennecott Copper Corp. (Ozark Lead Co.) |
| ID | 2300458 |
| Year | 1979 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0291790009 | |
| Mine Safety and Health Administration | MSHA | MSHA | 2300458 |
DAM INV PHOTO FLT 17 4-133 6-14-78 1:72000
ASCS PHOTO BMB-1MM-232 9-15-71 1:20000 -201 AC
THE MILL IS COST EVALUATED USING SEQUENCE NUMBER 0291790008.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 10-MAY-1985 | T.D.&D.W. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 04/04/1988 |
|---|---|
| MSHA mine ID | 2300458 |
| Mine name (MSHA) | Sweetwater Mine/Mill |
| Current operator | The Doe Run Company |
| Current controller (parent) | Renco Group |
| Mine type | Underground (Metal / non-metal) |
MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.
Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.
MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:
Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.