Mine detail: Midland Mine

Previously called 'NoahGolden ArkS. Beaver Mill SiteBostonFairviewLone StarMascotLittle HopePueblo'

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Location

Lat / long:

38.34306, -106.9284

Resource(M)

Primary:	Gold, Silver, Lead, Zinc
Ore:	Gold
Discovery year:	1895

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Yes
Development status:	Past Producer

Geology

Host rock:	Dubois Greenstone (Metabasalt, Meta-Andesite);Dubois Greenstone (Quartzite)
Host type:	Quartzite,Meta-Basalt,Andesite
Associated rock:	Leucogranite And Quartz Monzonite
Associated type:	Granite
Structure:	Gunnison Uplift; San Juan Volcanic Field, Gunnison Gold Belt
Tectonic:	Central Cordillera (Southern Rocky Mtns); Colorado Platform

References

MRDS	D009364
DEP	10013204
Reference	{Deposit:: OLSON, J.C., STEVEN, T.A., AND HEDLUND, D.C., 1975, GEOLOGIC MAP OF THE SPRING HILL CREEK QUADRANGLE, SAGUACHE COUNTY, COLORADO: USGS MAP MF-713}{Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178}{Deposit:: BLM MINERAL SURVEY MS 6907 A, B; 17163; 17165; 18715; 18894; 20538}{Deposit:: BMC RECORD DATA FILES (FROM ORIGINAL CRIB RECORD)}
Reporter	Schwochow, Stephen D.