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Black Diamond Mines |
| The Visiting Info shown below, if any, is always subject to change. Please check the facility's website for the latest information before making a trip.
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| Black Diamond Mines |
| Mining district is within the Preserve's nearly 6,286 acres. Hiking, picnics, Native American History, Mining History and Ranching. |
| 5175 Somersville Road |
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| Antioch |
| CA |
| 94509 |
| 8-dusk most days |
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| (925) 757-2620 |
| http://www.ebparks.org/parks/black_diamond |
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