Hobart, WA Mines
Mines in Hobart, Washington
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Cavanaugh | M. B. Cavanaugh | Silica | ||
| Gravel Pit | Sand and Gravel | |||
| Hartman Assoc Gravel | Sand and Gravel | |||
| Lake Francis Pit | Mid Island Rock Products | Sand and Gravel | ||
| Preston | Clays |
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