Commodities
PrimaryLead
Commodity typeM
Economic & production
Development statusPast Producer
Identification
Deposit ID10082028
MRDS IDW044528
RegionNA
Data scoreD
Coordinates42.50862, -90.70456
References
F1 < CALVIN, SAMUEL, AND BAIN, H. F., 1900, GEOLOGY OF DUBUQUE COUNTY, IOWA: IOWA GEOLOGICAL SURVEY REPORT [1899], V. 10, P. 379-622.F2 < HEYL, A. V., AGNEW, A. F., LYONS, E. J., AND BEHRE, C. H., JR., 1959, THE GEOLOGY OF THE UPPER MISSISSIPPI VALLEY ZINC-LEAD DISTRICT: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 309, 310 P.