Mine detail: Helen Shaft

Previously called ''

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Location

Lat / long:

39.51825, -115.99173

Resource(M)

Primary:	Silver, Gold
Tertiary:	Lead, Copper
Orebody form:	STRATABOUND
Discovery year:	1899

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1899

Geology

Host rock:	Hamburg Dolomite
Host type:	Dolomite
Structure:	Deposits In Hanging Wall Of Ruby Hill Thrust

References

MRDS	M232391
DEP	10044800
Reference	{Deposit:: ROBERTS, ETAL. (1967) GEOLOGY & MINERAL RES. OF EUREKA CO, NV., NEV. BUREAU OF MINES BULL 64}{Deposit:: US BUREAU OF MINES (ELY) MILS NO 123, REFERNCE NO 3201100088}{Deposit:: NOLAN T.B. (1962) THE EUREKA MINING DISTRICT, NEVADA, USGS PP. 406.}{Production:: NOLAN, T.B., 1962}
Reporter	Kirkham, Richard A.