Commodities
PrimaryLead, Zinc, Silver
TertiaryCopper, Iron
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formIRREGULAR
Ore controlMineralization Within Fissures In Pre - Beltian Gneisses And Schists
Materials
Ore mineralsChalcopyrite, Galena, Proustite, Pyrargyrite, Sphalerite
GangueAnkerite, Barite, Quartz, Rhodochrosite
Geology
Host rockGneiss · Gneisses And Schists
StructurePre - Beltian Gneisses Etc, Arched Upward In Little Belt Mountains
Economic & production
Development statusPast Producer
Identification
Deposit ID10078276
MRDS IDW026531
Alternate namesRochester Mine, Atlantus Mine
RegionNA
Data scoreB
Coordinates46.93991, -110.73251
References
SCHAFER, P. A., 1935 , GEOLOGY AND ORE DEPOSITS OF THE NEIHART MINING DISTRICT CASCADE COUNTY, MONTANA, MONT. BUREAU OF MINES AND GEOL. MEM NO. 13 P. 47YOUNG, F. M., CROWLEY, F. A., SAHINEN, V. M., 1962 , MARKETING PROBLEMS OF SMALL BUSINESS ENTERPRISES ENGAGED IN LEAD AND ZINC MINING, MONT. BUREAU OF MINES AND GEOLOGY BULL. 30 , P. 20