Montana · Silver Bow County
Past Producer

Margaret Ann

Silver Bow County, Montana, United States
Manganese
⌖ Show on mapUSGS source ↗
Commodities
TertiaryManganese
Commodity typeM
Materials
Other materialsAnkerite, Calcite, Chalcopyrite, Galena, Gold, Pyrite, Quartz, Rhodochrosite, Rhodonite, Sphalerite, Tetrahedrite, Wad
Economic & production
Development statusPast Producer
Discovery year1878
Identification
Deposit ID10245651
Alternate namesMarget Ann
RegionNA
Data scoreC
Coordinates46.0371, -112.54229
References
WIN,M.S.,1955 GEOL...MARGET ANN MINE,S.B.CO.MT.UNPUB MSTHESISAHINEN,1953,GEOL MARGET ANN MINE BUTTE DIST MT BS THESIS MTANON NODATE MARGET ANN MINE UNPUBUSBM MANUSCRIPTMPF #41.39