AI-created image
Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:gold
|
| gptkbp:architecturalStyle |
English country estate
|
| gptkbp:associatedWith |
gptkb:William_Bourn_Jr.
Cornish miners |
| gptkbp:ceased_operations |
1956
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:currentUse |
gptkb:Empire_Mine_State_Historic_Park
|
| gptkbp:listedOn |
gptkb:National_Register_of_Historic_Places
|
| gptkbp:location |
gptkb:Grass_Valley,_California
|
| gptkbp:maximumDepth |
over 8,000 feet
|
| gptkbp:miningMethod |
hard rock mining
|
| gptkbp:notableFor |
one of the oldest, largest, deepest, longest and richest gold mines in California
|
| gptkbp:NRHPReferenceNumber |
75000422
|
| gptkbp:openToPublic |
1975
|
| gptkbp:operatesIn |
1850
|
| gptkbp:owner |
gptkb:Newmont_Mining_Corporation
|
| gptkbp:produced |
gptkb:gold
|
| gptkbp:state |
gptkb:California
|
| gptkbp:status |
closed
|
| gptkbp:totalProduced |
5.8 million ounces of gold
|
| gptkbp:bfsParent |
gptkb:Grass_Valley,_California,_United_States
|
| gptkbp:bfsLayer |
4
|
| https://www.w3.org/2000/01/rdf-schema#label |
Empire Mine
|