Walnut Creek, CA Mines
Mines in Walnut Creek, California
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Ball | Stone, Crushed | |||
| Ball | Unknown | Stone, Crushed | ||
| Gallagher & Burke | Unknown | Stone, Crushed | ||
| Gallagher and Burke | Stone, Crushed | |||
| Immel | Stone, Crushed | |||
| Immel | Unknown | Stone, Crushed | ||
| N. M. Ball Sons | Stone | |||
| N. M. Ball Sons | Unknown | Sand and Gravel |