Mine detail: Pretty Boy Claims

Previously called 'NBMG Sample Site 1266Original Gilbert Prospect.'

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Location

Lat / long:

38.11243, -117.71399

Resource(B)

Primary:	Gold
Tertiary:	Copper, Gemstone
Ore:	Chalcopyrite
Gangue:	Calcite, Jarosite, Pyrite, Quartz
Orebody form:	TABULAR
Discovery year:	1925

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host type:	Slate
Associated type:	Rhyolite
Structure:	Fissuring
Alteration processes:	Silicification

References

MRDS	M241853
DEP	10046660
Reference	{Deposit:: NBMG BULL. 78, PL. 2}{Deposit:: USBM, 1978, MILS DATA}{Deposit:: FERGUSON, H.G., 1927, USGS BULL 795-F, P. 142-143.}{Deposit:: SMITH, 1982, FIELD EXAMINATION, NBMG, SEPT. 11, 1982.}
Reporter	La Pointe, D.D. (Tingley, J.V.)