Mines in La Porte County, Indiana

Mine	Commodity	Type	Status	Source
Landmark Materials	Sand, Common	Surface	Active	MSHA
Ozinga Materials Hanna	Construction Sand and Gravel	Surface	Active	MSHA
Hanna Gravel	Sand and Gravel, Construction	Offshore	Producer	MRDS
Hunt Lake Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Laporte City Eng.	Stone	Surface	Producer	MRDS
Michigan City Eng.	Stone	Surface	Producer	MRDS
Michigan City Plant	Silica	Surface	Producer	MRDS
Sheridan Ave Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Webb Sand And Gravel	Sand and Gravel, Construction	Offshore	Producer	MRDS
Aggregate Plant	Construction Sand and Gravel	Surface	Abandoned	MSHA
Hanna Sand & Gravel	Construction Sand and Gravel	Surface	Abandoned	MSHA
Producers Core Sand Co Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Sand Road Gravel	Construction Sand and Gravel	Surface	Abandoned	MSHA
Satoski Marl Pit	Limestone, General	Surface	Past Producer	MRDS