Mine detail: Sunnyside Tunnel

Previously called ''

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Location

Lat / long:

37.61808, -105.26778

Resource(M)

Primary:	Gold, Silver
Secondary:	Lead, Copper
Ore:	Galena, Pyrite

Production

Operation type:	Underground
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Minturn Formation
Host type:	Monzonite,Diorite
Structure:	Sierra Blanca Massif, Ft. Garland Embayment, Vega Cr. Anticline, Wagon Mesa Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns.)
Alteration processes:	Iron Oxides And Copper Staining

References

MRDS	DC02747
DEP	10098035
Reference	PATTON, H.B., AND OTHERS, 1910, GEOLOGY OF THE GRAYBACK MINING DISTRICT, COSTILLA COUNTY, COLORADO: CGS BULL. 2
Reporter	Schwochow, Stephen D.