Mine detail: Grand National

Previously called 'Tangle Blue'

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Location

Lat / long:

41.21174, -122.72921

Resource(M)

Primary:

Gold

Production

Operation type:	Underground
Development status:	Past Producer
First production started:	1930

Geology

References

MRDS	X025895
MAS	61050185
DEP	10287772
Reference	U S GEOL SURVEY BULL 1371-B, P 150.
Reporter	Western Field Operations Center (WFOC)