Mine detail: Bald Mountain

Previously called 'Bald Mt.'

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Location

Lat / long: 46.73451, -68.74411

Resource(M)

Primary: Copper, Gold, Silver, Zinc
Secondary: Arsenic
Ore: Chalcopyrite, Sphalerite, Pyrrhotite, Arsenopyrite, Galena
Gangue: Quartz, Magnetite, Hematite, Siderite

Production

Operation type: Unknown
Deposit type: Volcanogenic Massive Sulfide
Production size: None
Development status: Prospect

Geology

Host rock:Winterville Formation
Host type:Metavolcanic Rock
Tectonic:Northern Volcanic Belt
Alteration processes:Prehnite-Pumpellyite Metamorphism

References

MRDSW102003
DEP10084601
Reference{Deposit:: Guild, P.W., 1981, Preliminary metallogenic map of North America: a numerical listing of deposits: U.S. Geological Survey Circular C-0858, 93 p.}{Geology:: Slack, J.F, Foose, M.P., Flohr, M.J.K., Scully, M.V., and Belkin, H.E., 2004, Exhalative and subseafloor replacement processes in the formation of the Bald Mountain massive sulfide deposit, northern Maine: in Massive sulphide deposits of the Bathurst Mining Camp and northern Maine, Goodfellow, W.D., McCutcheon, S.R., and Peter, J.M. (eds.), Economic Geology Monograph 11.}{Reserve-Resource:: U.S. Geological Survey, 1999, The mineral industry of Maine, in Area reportsuDomestic: U.S. Geological Survey Minerals Yearbook 1997, v. II, 3 p.}
ReporterWhitlow, S., Beck, F.M., Woodruff, Laurel G.