Mine detail: Old Grandad Prosp

Previously called 'Chaparral HillOld Grandad Prospect'

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Location

Lat / long:

41.59484, -122.88222

Resource(M)

Tertiary:	Manganese
Discovery year:	1950

Production

Operation type:	Surface
Development status:	Past Producer

Geology

References

MRDS	W025611
MAS	60930005
DEP	10189983
Reference	{Deposit:: CA BULL 152, P 272}{Deposit:: USBM,R.I.5579,P.14}
Reporter	Western Field Operations Center (WFOC)