Mines in Grundy County, Illinois

Mine	Commodity	Type	Status	Source
Amrize Aux Sable Plant	Construction Sand and Gravel	Surface	Active	MSHA
Grundy Area Fire Clay	Clay		Producer	MRDS
Morris Plant & Pit	Clay	Surface	Producer	MRDS
Morris Sand & Gravel Dredge	Sand and Gravel, Construction	Offshore	Producer	MRDS
Goose Lake Pit	Clay	Surface	Past Producer	MRDS
Grundy City Pit	Stone	Surface	Past Producer	MRDS
Holderman Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Ka-lo Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Limestone Prospect	Stone, Crushed/Broken	Surface	Occurrence	MRDS
Limestone Prospect	Stone, Crushed/Broken	Surface	Occurrence	MRDS
Limestone Prospect	Stone, Crushed/Broken	Surface	Occurrence	MRDS
Morris - Plant #1	Crushed, Broken Limestone NEC	Surface	Abandoned	MSHA
Morris City Pit	Stone	Surface	Past Producer	MRDS
Morris Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Morris Sand & Gravel	Construction Sand and Gravel	Surface	Intermittent	MSHA
Morris Sand & Gravel Inc	Construction Sand and Gravel	Surface	Intermittent	MSHA
Morris Sand & Gravel Pit	Sand and Gravel, Construction	Surface	Plant	MRDS
Morris Shale Pit	Clay	Surface	Past Producer	MRDS
Northern Illinois Area Fireclay	Fire Clay (Refractory)		Unknown	MRDS
Northern Illinois Area Fireclay		Surface	Unknown	MRDS
Penoyer Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Unnamed Limestone Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS