Mine detail: Waterfall Mine

Previously called 'Bluff-Waterfall Mine'

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Location

Lat / long:

37.6089, -107.68397

Resource(M)

Primary:	Gold, Silver, Copper
Ore:	Chalcopyrite, Gold, Silver
Gangue:	Quartz

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Irving Formation
Host type:	Schist,Gneiss
Associated rock:	Eolus Granite;Intrusive Bodies And Related Rocks (Younger And Older Bodies Of Chicago Basin Stock)
Associated type:	Quartz Monzonite,Rhyolite,Granite
Structure:	San Juan Uplift, San Juan Basin, San Juan Volcanic Field, Needle Mtns Uplift, Eolus Batholith, Chicago Basin Stock, Trimble Stock
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010715
DEP	10014088
Reference	{Deposit:: SCHMITT, L.J., AND RAYMOND, W.H., 1977, GEOLOGY AND MINERAL DEPOSITS OF THE NEEDLE MOUNTAINS DISTRICT, SOUTHWESTERN COLORADO: USGS BULL. 1434, 40 P.}{Deposit:: STEVEN, T.A., AND OTHERS, 1969, MINERAL RESOURCES OF THE SAN JUAN PRIMITIVE AREA, COLORADO: USGS BULL. 1261-F, P. 30-32, 55-67.}{Deposit:: CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO: USGS FOLIO 131.}
Reporter	Schwochow, Stephen D.