Iowa has 115 records of mines listed by the United States Geological Survey (USGS).
- 115 USGS records of mines in Iowa.
- Lead , Zinc , Iron , Industrial Sand and Gravel , and Silica mines located in Iowa. See All
Historic Mining Records (USGS)
Iowa has 115 identified mines listed in The Diggings™. The most commonly listed primary commodities in Iowa mines are Lead , Zinc , and Iron . At the time these mines were surveyed, 9 mines in Iowa were observed to have ore mineralization in an outcrop, shallow pit, or isolated drill hole—known as an occurance mine.1 104 mines were in production at the time the data was entered into USGS records. Dubuque, Clayton, and Jackson are the with the most mines.
Quick USGS Facts
- 115 records of mines in Iowa.
- 9 records of mineral occurrences of observable ore mineralization.
- 2 records of mining plants
- 104 records of mineral producers
Mines By County
1 Grade, tonnage, and extent of mineralization for such mines are unspecified.
Top Mining Districts
Popular Towns, Cities, Etc.
Mining Claim News From The Diggings™
Learn more about the Bureau of Land Management, Public Land Survey System, and mining claims.
Understanding Claim Ownership
We receive lots of emails from people who find their name or a relative’s name on our site and want to know if this means they have some right to the land listed under that name.
Understanding BLM Administrative Areas
Whether it is filing a mine or researching one, the administering BLM office is going to be the definitive source.
Understanding Location Data
Mine handled by the Bureau of Land Management are not mapped by latitude and longitude, instead, these mines harken back to the Public Land Survey System.
A “township” can refer to two different things. Both are part of the PLSS measurement system but have different uses.