Mine detail: El Nido Gold-Silver Mine

Previously called ''

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Location

Lat / long:

57.94888, -136.28789

Resource(M)

Primary:	Gold, Silver
Tertiary:	Tungsten, Zinc, Lead, Copper
Ore:	Chalcopyrite, Scheelite, Sphalerite
Gangue:	Pyrite, Sericite
Orebody form:	PINCH AND SWELL
Discovery year:	1920

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1921
Last production ended:	1939

Geology

Host type:	Diorite
Tectonic:	Wrangellia Terrane

References

MRDS	A013242
DEP	10002330
Reference	{Deposit:: USGS B 1058-E, P. 143, 200-204, PL. 13 (1978)}{Deposit:: USGS B 963-A, P. 20-23 (1949)}{Deposit:: USGS B 773, P. 114-121 (1925)}{Deposit:: USGS B 929, P. 143-145 (1941)}{Deposit:: USGS OF 78-450, P. 8-11 (1978)}{Deposit:: USGS MF-1476-B, P. 1, LOC. 4 (1982)}{Deposit:: USBM OFR 20-73, LOC. 5 (1978)}{Deposit:: USGS MF-467, LOC. 6 (1972)}{Other Database:: BAG-B-1058-E-PL-13}
Reporter	Leonard, Kenneth R. (Huber, Donald F.), Mosier, Dan