Okoboji, IA Mines
Mines in Okoboji, Iowa
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Unknown | Unknown | Sand and Gravel | ||
| Unknown | Unknown | Sand and Gravel | ||
| Unknown | Unknown | Sand and Gravel | ||
| Unknown | Martin Marietta Aggregates Co. | Unknown | Sand and Gravel | |
| Unknown | Pettengill Concrete And Gravel | Unknown | Sand and Gravel | |
| Unknown | Unknown | Sand and Gravel | ||
| Unknown | Maudlin Const Co | Unknown | Sand and Gravel | |
| Unknown | Hogan Construction Co. | Unknown | Sand and Gravel | |
| Unknown | Unknown | Sand and Gravel |