Mine detail: Montreal Claim

Previously called 'Hudson Group'

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Location: Lewis and Clark County, Montana, United States, North America
Lat / long: 46.99657, -112.10478
dep_id: 10012450
mrds_id: D008089
Commodity type: metallic
Major mineral: Copper
Minor mineral: Silver
Trace mineral: Arsenic
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Chalcopyrite, Tenorite
gangue: Limonite, Quartz
alteration: Oxidation
Reporter: Wise, Kristine K. (Elliott, James E.)
hrock_unit: Belt Group
hrock_type: Slate
References:
  • USGS BULL 842, P. 11
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