Mines in Grundy County, Iowa

Grundy County, Iowa has 13 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 1 of these are currently active mining operations. The most commonly recorded commodity is sand and gravel, construction, with 9 sites. The table below lists all recorded mines in the county with links to individual site details.

All Mines in Grundy County

Mine	Commodity	Type	Status	Source
Bowers Sand Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Conrad Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Grundy Center Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Holland Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
John Harms	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Lamken Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Portable Number 2	Crushed, Broken Limestone NEC	Surface	Abandoned	MSHA
Reiken Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Tack Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Unknown	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Unknown	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Unknown	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Unknown	Sand and Gravel, Construction	Surface	Past Producer	MRDS