Mine detail: Mary Clough Mine

Previously called 'Charlestown Hill National MinesNBMG Sample Site 2384Magnussen Property'

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Location

Lat / long:

41.36656, -117.6843

Resource(M)

Primary:	Gold, Silver, Tungsten
Ore:	Chalcopyrite, Gold, Scheelite, Silver
Orebody form:	VEIN, IRREGULAR
Other material:	Pyrite
Discovery year:	1916

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Unknown
Development status:	Past Producer
First production started:	1915

Geology

Host rock:	Winnemucca Formation;Winnemucca Formation;Winnemucca Formation; *eill Formation; *eill Formation; *eill Formation
Host type:	Shale
Associated type:	Diorite

References

MRDS	D001207
DEP	10008803
Reference	{Deposit:: WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT COUNTY, NEVADA: NBMG, BULL. 59.}{Deposit:: VANDERBURG, W.O., 1938, RECONNAISSANCE OF MINING DISTRICTS IN HUMBOLDT COUNTY, NEVADA: USBM INF. CIRC. 6995.}{Deposit:: STAGER, JACK, 11 JUNE 85, NBMG FIELD EXAMINATION REPORT AND SAMPLE ANALYSIS.}{Deposit:: TINGLEY, J.V., 1972, UNPUBLISHED REPORT ON THE MARY CLAUGH MINE.}{Production:: STAGER, H.K., (IN PREP.)}
Reporter	Elliott, James E., La Pointe, D.D., Mosier, Dan