| Deposit ID | 10306858 |
|---|---|
| Record type | Site |
| Current site name | Crooker Quarry |
| Geographic coordinates: | -70.72374, 44.54148 (WGS84) |
|---|
Political divisions (FIPS codes)
Oxford(county)
Maine(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
East Andover(quadrangle 1:24,000 scale)
Rumford(quadrangle 1:100,000 scale)
Lewiston(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lower Androscoggin River(hydrologic unit)
Androscoggin(hydrologic accounting unit)
Androscoggin(hydrologic subregion)
New England(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Maine | Oxford |
| Commodity | Importance |
|---|---|
| Cesium Critical | Primary |
| Niobium (Columbium) Critical | Secondary |
| Tantalum Critical | Secondary |
| Lithium Critical | Secondary |
| Materials | Type of material |
|---|---|
| Spodumene | Ore |
| Columbite | Ore |
| Tantalite | Ore |
| Pollucite | Ore |
| (1) | -70.72374, 44.54148 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Pegmatite |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
Shainin, V. E., And Dellwig, L. F., 1954, Pegmatites And Associated Rocks In The Newry Hill Area, Oxford County, Maine: U. S. Geological Survey, Trace Elements Investigations Report Tei 478, 71 P.Shainin, V. E., And Dellwig, L. F., 1954, Pegmatites And Associated Rocks In The Newry Hill Area, Oxford County, Maine: U. S. Geological Survey, Trace Elements Investigations Report Tei 478, 71 P.
Barton, W.R. And Goldsmith, C.E., 1968, New England Beryllium Investigations: Bureau Of Mines Report Of Investigations, 177 P.Barton, W.R. And Goldsmith, C.E., 1968, New England Beryllium Investigations: Bureau Of Mines Report Of Investigations, 177 P.
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-98 | Beck, F.M. | Contractor | |
| Editor | 01-DEC-02 | Woodruff, L. G. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
| Status | Active since 05/11/2026 |
|---|---|
| MSHA mine ID | 1701048 |
| Mine name (MSHA) | Crooker Mine |
| Current operator | Coromoto Minerals LLC |
| Current controller (parent) | Gary M Freeman |
| Mine type | Underground (Metal / non-metal) |
Inferred by coordinate + name similarity (1526 m, 1.00 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.
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