Mine detail: Cape Nome Mine

Previously called 'BullionMoose'

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Location: Missoula County, Montana, United States, North America
Lat / long: 46.78933, -113.654
dep_id: 10071384
mrds_id: W014729
Commodity type: metallic and nonmetallic
Major mineral: Copper, Silver
Minor mineral: Gold, Lead
Trace mineral: Barium-Barite, Antimony, Arsenic
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Bornite, Chalcocite, Chalcopyrite, Enargite, Galena, Gold, Malachite, Tetrahedrite
gangue: Barite, Limonite, Pyrite, Quartz, Siderite
orebody_fm: SHOOTS OR LENSES
work_type: Underground
alteration: Oxidation To Deepths Of 100-300 Ft
ore_ctrl: Mineralization Localized Along Large Continuous Shear Zone - Concentrated In Areas Of Maximum Parallel Fracturing
Reporter: Mlynarczyk, Meg S., Wise, Kristine K. (Elliott, James E.)
hrock_unit: Pilcher Quartzite;Garnet Range Formation
hrock_type: Diorite,Schist
arock_unit: Clinton Stock
arock_type: Diorite
Structure: Bearmouth Overthrust, Series Of North-Striking Faults, Clinton Stockclinton Stock
tectonic: Cordilleran Miogeosyncline
disc_yr: 1897
References:
  • Deposit:: USGS BULL 660, P. 227-8.
  • Deposit:: MBMG BULL 30, P. 32.
  • Deposit:: MBMG BULL 8, P. 9, 12, 35, PL. 6.
  • Deposit:: MBMG BULL 82,
  • Deposit:: MBMG BULL 40,
  • Production:: SAHINEN, 1957, M.B.M.G. BULL. 8.
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