Mine detail: Black Giant Mine

Previously called 'Black Giant, MS 1609Black Monster, MS 1762Baby Giant, MS 1764Patented Claims: Black Giant, Jr., MS 1608'

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Location

Lat / long:

37.60557, -107.59757

Resource(M)

Primary:	Copper, Gold, Silver, Lead
Secondary:	Zinc
Tertiary:	Manganese
Ore:	Chalcopyrite, Sphalerite
Gangue:	Quartz, Rhodochrosite

Production

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

Geology

Host rock:	Eolus Granite
Host type:	Quartz Monzonite,Granite
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, Chicago Basin Stock, Eolus Batholith, Trimble Stock
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010700
DEP	10014078
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, 98-99, 162-163.}{Deposit:: CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO: USGS FOLIO 131.}{Deposit:: BLM MINERAL SURVEY MS 1608, 1609, 1762, 1764}
Reporter	Schwochow, Stephen D.