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Blackstone Mine, Shullsburg area, Upper Mississippi Valley District, Lafayette Co., Wisconsin, USA

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This large, rich zinc mine worked first between 1916 and 1926. The mine was later worked from the 1950's into the 1970's. Ore was mostly in pitch and flat structures in the Ordovician carbonate rocks of the Platteville, Decorah and Galena Formations.

Mineral List



4 entries listed. 4 valid minerals.

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

LaBerge, G. (1984), The geologic history of Wisconsin: Rocks and Minerals: 59(2): 60-73.

Heyl, A., Agnew, A., Lyons, E. & Behre, C. Jr. (1959), The geology of Upper Mississippi Valley Zinc-Lead District: U.S. Geological Survey Professional Paper 309; 206, 209-210 and 227.

Mineral and/or Locality  
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