| Location: | Jo Daviess County, Illinois, United States, North America |
| Lat / long: | 42.48557, -90.38928 |
| dep_id: | 10086357 |
| mrds_id: | W800265 |
| Commodity type: | metallic |
| Major mineral: | Zinc |
| Trace mineral: | Lead |
| Operation type: | Unknown |
| Production size: | Production occurred |
| Development status: | Past Producer |
| ore: | Sphalerite |
| gangue: | Calcite, Dolomite, Pyrite, Quartz |
| work_type: | Underground |
| model: | 224: Mississippi Valley, S.E. Missouri Pb-Zn |
| alteration: | The Ore Replaces Limestone And Cements Rock Breccia. |
| conc_proc: | Replacement |
| Reporter: | Hedgman, Cheryl (Cannon, W.F.), Sutphin, David M., Mason Jr., G.T. |
| hrock_unit: | Prosser Cherty Member, Galena Dolomite;Mcgregor Member, Platteville Formation |
| hrock_type: | Dolomite |
| Structure: | Southeast Of Wisconsin Dome And On The Gentle West Limb Of Wisconsin Arch. To The South Is Illinois Basin And To The West And Southwest Is Forest City Basin. A Few Minles South O Fthe Zinc-Lead District Is Westward-Trending Savanna-Sabula Anticline. Regional Strike Is N 85 W And The Dip Is South. |
| tectonic: | Stable Sedimentary Platform Having Later Mild Regional Deformation Sufficient To Produce Major And Minor Folds, Faults, Fracture Zones, And Joints. |
| Year first produced: | 1915 |
| yr_lst_prd: | 1917 |
| disc_yr: | 1913 |
| discr: | Frontier Mining Co.; Wisconsin Zinc Co. |
| References: |
- Deposit:: 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.
- Deposit:: WILLMAN, H.B., REYNOLDS, R.R., AND HERBERT, PAUL, JR., 1946, GEOLOGICAL ASPECTS OF PROSPECTING AND AREAS FOR PROSPECTING IN THE ZINC-LEAD DISTRICT OF NORTHWESTERN ILLINOIS: ILLINOIS GEOLOGICAL SURVEY REPORT OF INVESTIGATIONS, NO. 116, 48 P.
- Production:: HEYL AND OTHERS, 1959, P. 186.
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