| Location: | Napa County, California, United States, North America |
| Lat / long: | 38.65406, -122.37689 |
| dep_id: | 10109278 |
| mrds_id: | M010751 |
| Commodity type: | metallic |
| Major mineral: | Magnesite |
| Operation type: | Unknown |
| Production size: | Small ammount of material produced |
| Development status: | Producer |
| ore: | Magnesite |
| Reporter: | Gere, W. |
| References: |
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