Longmont, CO Mines
Mines in Longmont, Colorado
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Button R Dam | Private | Fluorine | ||
| Lefthand Creek Placer | Gold | |||
| Longmont Plant | Private | Sand and Gravel | ||
| Longmont Plant | Private | Clays | ||
| Marnette | Private | Sand and Gravel | ||
| Mountain Aggregates | Private | Sand and Gravel | ||
| Phil G Skrbina | Private | Sand and Gravel | ||
| South Flat Pit | Private | Sand and Gravel | ||
| Unknown | Sand and Gravel | |||
| Unknown | Sand and Gravel |