Mine detail: Otero Placers 1 and 2

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Location: Costilla County, Colorado, United States, North America
Lat / long: 37.56169, -105.28945
dep_id: 10087426
mrds_id: D006753
Commodity type: metallic
Major mineral: Gold
Operation type: Surface
Deposit type: Placer
Production size: No production occurred
Development status: Past Producer
ore: Gold
model: 56: Placer Au
conc_proc: Gravity Concentration And Stream Sorting
ore_ctrl: Valley-Fill And Terrace Gravels Along Major Streams
Reporter: Schwochow, Stephen D.
hrock_unit: Terrace Gravel;Recent Alluvium
hrock_type: Sand and Gravel
Structure: Sierra Blanca Massif, Ft. Garland Embayment
tectonic: Central Cordillera (Southern Rocky Mtns)
References:
  • Deposit:: PATTON, H.B., AND OTHERS, 1910, GEOLOGY OF THE GRAYBACK MINING DISTRICT, COSTILLA COUNTY, COLORADO: CGS BULL. 2.
  • Deposit:: PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: CSM QUART., V. 69, NO. 4, P. 124-134.
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