Mine detail: Bertha Mine

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Location: Silver Bow County, Montana, United States, North America
Lat / long: 46.00823, -112.48145
dep_id: 10014483
mrds_id: D011280
Commodity type: metallic
Major mineral: Copper
Minor mineral: Silver
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Chalcopyrite, Chrysocolla, Cuprite, Malachite, Tenorite
gangue: Quartz
Reporter: Wise, Kristine K. (Elliott, James E.)
hrock_type: Quartz Monzonite
arock_unit: Butte Quartz Monzonite (Boulder Batholith)
arock_type: Quartz Monzonite
References:
  • Deposit:: USGS PP 74, P. 235, PL. X.
  • Deposit:: USGS-USBM MINERAL YEARBOOK 1952, 1954.
  • Production:: USGS PP 74, P. 235;
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