Mine detail: Copper World Extension

Previously called 'Iron MaskIron Master?'

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Location: Okanogan County, Washington, United States, North America
Lat / long: 48.85706, -119.59284
dep_id: 10041482
mrds_id: M056534
Commodity type: metallic
Major mineral: Copper, Gold
Minor mineral: Silver
Trace mineral: Tungsten, Zinc, Iron
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Producer
ore: Bornite, Chalcopyrite, Magnetite, Malachite, Marcasite, Pyrite, Pyrrhotite, Sphalerite
gangue: Calcite, Serpentine, Talc
orebody_fm: TABULAR
work_type: Unknown
alteration: See Comments
conc_proc: Hydrothermal (?)
ore_ctrl: Ore In Schistose Andesite Near Contact With Highly Silicified Andesite; Also Some Relation To Shear Zones
Reporter: Unknown, Lawson, William A.
hrock_unit: Palmer Mtn Greenstone
hrock_type: Andesite
arock_type: Diabase,Greenstone
Structure: Hanging Wall Part Of Fault
yfp_ba: <
Year first produced: 1912
yr_lst_prd: 1919
References:
  • Deposit:: WASH. DMG BULL. 37, PART II, P. 64.
  • Deposit:: WASH. GEOL. SUR. BULL 23, P. 240-243
  • Deposit:: WASH. DMG BULL 64, P. 84-85, PLATES 1-2
  • Production:: HUNTTING, 1956
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