California State Historic Landmark 298
This plaque marks the site of the Empire Mine, noted for its continuous
operation, 1850-1957, producing over $120,000,000 in gold.
Empire Mine SHP, 10791 Empire St, 1.2 mi E of Grass Valley.
The owners of the Empire Mine used some of their earnings to build Filoli in San Mateo County.
Return to other landmarks in Nevada county.
Please note: I have no connection to any organizations mentioned on this site.
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