Mine detail: Hard Tack

Previously called ''

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Location

Lat / long:

40.68625, -122.5086

Resource(M)

Primary:

Copper

Production

Operation type:	Unknown
Development status:	Unknown

Geology

References

MRDS	M020487
MAS	60890616
DEP	10286369
Reference	USGS CRIB LIST NOV. 4, 1981
Reporter	Western Field Operations Center (WFOC)