Mine detail: Little Chopaka Claims

Previously called 'DefensePeerless'

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Location: Okanogan County, Washington, United States, North America
Lat / long: 48.96066, -119.69785
dep_id: 10041565
mrds_id: M056657
Commodity type: metallic
Major mineral: Chromium
Trace mineral: Platinum
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Chromite
gangue: Olivine
orebody_fm: DISSEMINATED, PODS
model: 15: Podiform chromite (minor)
conc_proc: Magmatic Segregation
ore_ctrl: Magmatic Segregation
Reporter: Lawson, William A. (Evarts, Russell C.), Peterson, Jocelyn A., Greene, Robert
hrock_type: Peridotite
arock_unit: Palmer Mountain Greenstone
arock_type: Metavolcanic Rock
tectonic: Rocky Mountains
References:
  • HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 38, 69, 281
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