Mines in Platte County, Wyoming
78Total
16Active
Platte County, Wyoming has 78 mine and mineral deposit locations documented in federal records from the USGS Mineral Resources Data System and MSHA. 16 are currently active mining operations. The most commonly recorded commodity is vermiculite, with 11 sites.
By Status
Prospect · 22Occurrence · 22Producer · 15Past Producer · 6Intermittent · 5Temporarily Idled · 3Abandoned · 3Active · 1Abandoned and Sealed · 1
Top Commodities
Vermiculite · 11Dolomite · 8Uranium · 7Iron · 7Construction Sand and Gravel · 7Graphite · 6Calcium · 5Silica · 4
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Active Mines in Platte County
| Mine | Operator | Commodity | Type | Status |
|---|---|---|---|---|
| Guernsey Quarry | Martin Marietta Materials Inc | Crushed, Broken Limestone NEC | Surface | Active |
| Basins Mill | — | Stone, Crushed/Broken | Processing Plant | Producer |
| Collins & Groves Deposit | — | Mica | Surface | Producer |
| Dixie Queen Claim | — | Vermiculite | Surface | Producer |
| Guernsey Quarry | — | Sand and Gravel, Construction | Surface | Producer |
| Jbc Deposit | — | Vermiculite | Surface | Producer |
| May No. 1 Quarry | — | Stone, Crushed/Broken | Surface | Producer |
| McDougal Deposit | — | Vermiculite | Surface | Producer |
| Palmer Canyon Deposit | — | Vermiculite | Surface | Producer |
| Pete Kiewit & Sons | — | Stone | Surface | Producer |
| Rabbit Creek Area | — | Graphite | Underground | Producer |
| Roff Deposit | — | Vermiculite | Surface | Producer |
| Unknown | — | Vermiculite | Surface | Producer |
| Unknown | — | Calcium | Surface | Producer |
| Unknown | — | Vermiculite | — | Producer |
All Mines in Platte County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Guernsey Quarry | Crushed, Broken Limestone NEC | Surface | Active | MSHA |
| Basins Mill | Stone, Crushed/Broken | Processing Plant | Producer | MRDS |
| Collins & Groves Deposit | Mica | Surface | Producer | MRDS |
| Dixie Queen Claim | Vermiculite | Surface | Producer | MRDS |
| Guernsey Quarry | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Jbc Deposit | Vermiculite | Surface | Producer | MRDS |
| May No. 1 Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| McDougal Deposit | Vermiculite | Surface | Producer | MRDS |
| Palmer Canyon Deposit | Vermiculite | Surface | Producer | MRDS |
| Pete Kiewit & Sons | Stone | Surface | Producer | MRDS |
| Rabbit Creek Area | Graphite | Underground | Producer | MRDS |
| Roff Deposit | Vermiculite | Surface | Producer | MRDS |
| Unknown | Vermiculite | Surface | Producer | MRDS |
| Unknown | Calcium | Surface | Producer | MRDS |
| Unknown | Vermiculite | Producer | MRDS | |
| Wheatland Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Alexander Construction | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Big Mac Claim | Uranium | Occurrence | MRDS | |
| Cassa Area | Silica | Occurrence | MRDS | |
| Chicago Mine | Iron | Surface | Past Producer | MRDS |
| Collins Deposit | Talc-Soapstone | Occurrence | MRDS | |
| Coony Hill Prospect | Gold | Occurrence | MRDS | |
| Crusher #2 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Crusher #3 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Crusher 1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Dodge Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Emerald Group | Calcium | Occurrence | MRDS | |
| Friday #2 Prospect | Silica | Prospect | MRDS | |
| George Creek | Graphite | Prospect | MRDS | |
| Good Fortune Iron Mine | Iron | Surface | Past Producer | MRDS |
| Green Mtn Boy | Copper | Past Producer | MRDS | |
| Hartville (Ingelside) | Crushed, Broken Limestone NEC | Surface | Abandoned | MSHA |
| Imerys Marble Incorporated | Dimension Marble | Surface | Abandoned | MSHA |
| Imerys Marble Incorporated | Crushed, Broken Marble | Facility | Abandoned | MSHA |
| Ingleside Quarries | Limestone, General | Surface | Past Producer | MRDS |
| Jehosephat Prospect | Iron | Occurrence | MRDS | |
| Jehosophat Prospect | Copper | Prospect | MRDS | |
| Lt Sisson Dolomite Deposit | Dolomite | Prospect | MRDS | |
| Lucky Gus Prospect | Iron | Occurrence | MRDS | |
| Plaga-Judd Deposit | Nickel | Occurrence | MRDS | |
| Rabbit Creek | Surface | Occurrence | MRDS | |
| Romsa Dolomite Deposit | Dolomite | Prospect | MRDS | |
| Roncco | Coal (Bituminous) | Underground | Abandoned and Sealed | MSHA |
| Sunrise | Iron Ore | Surface | Temporarily Idled | MSHA |
| Sunrise Mine | Iron | Surface-Underground | Past Producer | MRDS |
| Texan Lode | Graphite | Prospect | MRDS | |
| Unidentified Prospect | Iron | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Silica | Occurrence | MRDS | |
| Unknown | Calcium | Prospect | MRDS | |
| Unknown | Graphite | Prospect | MRDS | |
| Unknown | Calcium | Prospect | MRDS | |
| Unknown | Vermiculite | Prospect | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Graphite | Prospect | MRDS | |
| Unknown | Gold | Occurrence | MRDS | |
| Unknown | Dolomite | Prospect | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Dolomite | Prospect | MRDS | |
| Unknown | Vermiculite | Occurrence | MRDS | |
| Unknown | Dolomite | Prospect | MRDS | |
| Unknown | Vermiculite | Prospect | MRDS | |
| Unknown | Calcium | Prospect | MRDS | |
| Unknown | Dolomite | Prospect | MRDS | |
| Unknown | Vermiculite | Occurrence | MRDS | |
| Unknown | Dolomite | Prospect | MRDS | |
| Unknown | Thorium | Prospect | MRDS | |
| Unknown | Graphite | Surface | Prospect | MRDS |
| Unknown | Dolomite | Prospect | MRDS | |
| Unnamed | Iron | Occurrence | MRDS | |
| Vaughn-Hyslop Deposit | Gemstone | Occurrence | MRDS | |
| Wash Plant 3 | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Whippoorwill Claim | Gold | Prospect | MRDS | |
| Wilde & Deer Corne Mines | Silica | Surface | Past Producer | MRDS |
| Wyoming Sio2 Plant | Construction Sand and Gravel | Surface | Intermittent | MSHA |