Mine detail: Big Four Mine

Previously called ''

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Location

Lat / long:

38.5366, -117.07759

Resource(M)

Primary:	Gold
Ore:	Gold
Gangue:	Limonite, Pyrite

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer
First production started:	1909

Geology

Host rock:	Gold Hill Formation
Host type:	Schist,Sandstone
Alteration processes:	The Ore Is Completely Oxidized To The 300 Ft Level.

References

MRDS	M231678
DEP	10044283
Reference	{Deposit:: KRAL, V.E., 1951, MINERAL RESOURCES OF NYE CO.: NEV. BUR. OF MINES AND GEOL., BULL. 50, P. 123-124}{Deposit:: FERGUSON, H.G., 1924, GEOL. AND ORE DEPOSITS OF THE MANHATTAN DISTRICT: USGS BULL 723, P. 140-141}{Production:: KRAL, 1951, P. 124}
Reporter	Wong, George (Roberts, Ralph), La Pointe, D.D. (Tingley, J.V.)