Mine detail: Apex-El Nido Mines

Previously called ''

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Location

Lat / long:

57.94971, -136.29372

Resource(M)

Primary:	Gold
Secondary:	Silver
Tertiary:	Copper, Lead, Zinc, Tungsten, Arsenic
Ore:	Chalcopyrite, Galena, Gold, Scheelite, Sphalerite, Tetrahedrite
Gangue:	Pyrite, Quartz
Orebody form:	TABULAR
Discovery year:	1919

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1920
Last production ended:	1939

Geology

Host type:	Diorite
Structure:	Vertical Fault Lies Between Apex And El Nido Veins
Alteration processes:	Diorite Wall Rock Altered Near El Nido Vein

References

MRDS	A010690
DEP	10000501
Reference	{Deposit:: USGS OFR 78-450, P. 8-11}{Deposit:: USGS B 1058-E, P. 143, 200-204}{Deposit:: USGS B 963-A, P. 20-23}
Reporter	Elliott, R. L., Mosier, Dan