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: Larimer County, Colorado, United States, North America
Lat / long: 40.72137, -105.59921
dep_id: 10013998
mrds_id: D010591
Commodity type: metallic
Major mineral: Gold, Silver
Trace mineral: Copper
Operation type: Unknown
Deposit type: Vein
Production size: Small ammount of material produced
Development status: Past Producer
ore: Chalcopyrite, Pyrite
Reporter: Schwochow, Stephen D.
hrock_unit: Metamorphic Rocks--Felsic And Hornblendic Gneisses;Laramide Intrusive Rocks--Quartz Monzonite Porphyry
hrock_type: Gneiss
arock_unit: Laramide Intrusive Rocks--Quartz Monzonite Porphyry
arock_type: Quartz Monzonite
Structure: Front Range Uplift, Sherman Batholith, Poudre River Shear Zone, Elkhorn Creek Shear Zone
tectonic: Central Cordillera (Southern Rocky Mtns)
yr_lst_prd: 1939
disc_yr: 1905
discr: Manhattan Placer And Quartz Gold Mining Co. (Lancaster Claimant)
References:
  • 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.
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