Mine detail: Free Gold Mine

Previously called 'Free GoldPatented Claims: Air Dale LodeU Npatented Claims: Pandora Nos. 1-7Lucky HorseshoeBig Horn No. 1Gold SparkSilver DollarLancaster, MS 17457Copper Butte'

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Location

Lat / long: 40.72137, -105.59921

Resource(M)

Primary: Gold, Silver
Tertiary: Copper
Ore: Chalcopyrite, Pyrite
Discovery year: 1905

Production

Operation type: Unknown
Deposit type: Vein
Production size: Small
Development status: Past Producer
Last production ended: 1939

Geology

Host rock:Metamorphic Rocks--Felsic And Hornblendic Gneisses;Laramide Intrusive Rocks--Quartz Monzonite Porphyry
Host type:Gneiss
Associated rock:Laramide Intrusive Rocks--Quartz Monzonite Porphyry
Associated type:Quartz Monzonite
Structure:Front Range Uplift, Sherman Batholith, Poudre River Shear Zone, Elkhorn Creek Shear Zone
Tectonic:Central Cordillera (Southern Rocky Mtns)

References

MRDSD010591
DEP10013998
Reference{Deposit:: LOVERING, T.S., AND GODDARD, E.N., 1950, GEOLOGY AND ORE DEPOSITS O F THE FRONT RANGE, COLORADO: USGS PROF. PAPER 223, P. 285-286.}{Deposit:: COLORADO DIV. MINES INF. REPT. AND ANNUAL OPERATOR REPTS.}
ReporterSchwochow, Stephen D.