Rock County is underlain by Cambrian and Ordovician sedimentary rocks which rarely outcrop. Where they do, they are often quarried. Most of the County is blanketed by glacial drift - till, outwash and loess, which can on occasion yield interesting specimens including "drift" copper.
Mineral ListMineral list contains entries from the region specified including sub-localities
4 entries listed. 4 valid minerals.
Localities in this Region
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.
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Locality Updated: Luotolax meteorite, Kymi, Southern Finland Region, FinlandFrom Chester S. Lemanski, Jr., 15th Sep 2014 23:25:23