Thayer, IA Mines
Mines in Thayer, Iowa
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Spring Valley Lake | Unknown | Sand and Gravel | ||
| Thayer Pit | Peters Construction Co. | Unknown | Sand and Gravel | |
| Thayer Quarry | Schildberg Construction Co., Inc. | Unknown | Stone, Crushed | |
| Unknown | Unknown | Stone, Crushed | ||
| Unknown | Unknown | Stone, Crushed |