Maine · Hancock County
Past Producer

Twin Lead Mine

Hancock County, Maine, United States
TinNickelSilverCopperArsenic
⌖ Show on mapUSGS source ↗
Commodities
PrimaryTin, Nickel, Silver, Copper, Arsenic
Commodity typeM
Deposit
Deposit typeStratabound Exhalative
Model91: Massive sulfide, Besshi (Japanese deposits)
Materials
Ore mineralsChalcopyrite, Arsenopyrite, Niccolite, Galena, Cassiterite, Bornite, Pyrrhotite
Geology
StructureQuartzites, Gneiss, Amphibolite
Economic & production
Development statusPast Producer
Identification
Deposit ID10306798
RegionNA
Data scoreC
Coordinates44.39654, -68.60928
References
Young, R. S., 1962, Prospect Evaluations, Hancock County, Maine: Maine Geological Survey Special Economic Studies Series 2, 113 P.Young, R. S., 1962, Prospect Evaluations, Hancock County, Maine: Maine Geological Survey Special Economic Studies Series 2, 113 P.Maine Geological Survey (Hussey, A. M., Ii; Compiler), 1958, Maine Metal Mines And Prospects: Maine Geological Survey Minerals Resources Index 3, 53 P.Maine Geological Survey (Hussey, A. M., Ii; Compiler), 1958, Maine Metal Mines And Prospects: Maine Geological Survey Minerals Resources Index 3, 53 P.