The data contained in this dataset have been gathered

LYON County
Surface operation
^C Van Veldhuizen Pit	T100N R45W Sec. 17	Joe's Ready Mix, Inc.	Sand, Gravel
^R Tilstra Sand Pit	T100N R45W Sec. 20	Tri State Paving	Sand, Gravel
^C Hoekstra Pit	T100N R45W Sec. 21	Lyon County	Gravel
^O Riverside Pit	T100N R45W Sec. 33	Pettengill Concrete & Gravel, Inc.	Gravel
^C Boon Pit	T100N R45W Sec. 8	Lyon County	Gravel
^C Petersen Pit ~Lee	T100N R45W Sec. 8	Martin Marietta Materials, Inc.	Sand, Gravel
^R Petengill Pit	T100N R45W Sec. 9	Southern Minnesota Construction	Sand, Gravel
^O Waagmeester Pit	T100N R49W Sec. 11	General Excavating Company	Sand, Gravel
^O Myrl & Roy's Paving	T100N R49W Sec. 13	Myrl & Roy's Paving, Inc.	Sand, Gravel
^C Decker Pit	T100N R49W Sec. 24	Ageson Construction	Sand, Gravel
^O Ovre Pit	T100N R49W Sec. 24	Dakota Road Builders, Inc.	Gravel
^O Dieters South Pit	T100N R49W Sec. 24	Lyon County	Gravel
^C Dieters Pit	T100N R49W Sec. 24	Martin Marietta Aggregates, Inc.	Sand, Gravel
^O Dieters North Pit	T100N R49W Sec. 24	Stensland Sand & Gravel Co.	Sand, Gravel
^O Dykstra Pit	T98N R43W Sec. 24	Lyon County	Sand, Gravel
^C Swanson Pit	T98N R44W Sec. 16		Gravel
^O Beek Pit	T98N R44W Sec. 17	Tri State Paving	Sand, Gravel
^C Beek Pit ~Edward	T98N R44W Sec. 8	Joe's Ready Mix, Inc.	Gravel
^C Stange Pit	T98N R45W Sec. 21	Lyon County	Gravel
^O Lyon Van Maanen Pit	T98N R45W Sec. 29	Hallett Materials	Sand, Gravel
^C Van Den Top Pit	T98N R45W Sec. 29	Martin Marietta Aggregates, Inc.	Sand, Gravel
^C Bouma Pit	T98N R46W Sec. 23	Lyon County	Gravel
^C Van Bemmel Pit	T98N R46W Sec. 24		Gravel
^R Van Engen Pit	T98N R46W Sec. 35	Tri State Paving	Sand, Gravel
^C Gerald Lems Pit	T98N R48W Sec. 19	Lyon County	Gravel
^R Bud Lems Pit	T98N R49W Sec. 24	Southern Minnesota Construction	Sand, Gravel
^R Eben Pit	T99N R43W Sec. 17	Kruse Paving, Inc.	Gravel
^C Ebben Pit	T99N R43W Sec. 17	Martin Marietta Aggregates, Inc.	Sand, Gravel
^C Winter Pit	T99N R43W Sec. 18	Lyon County	Gravel
^C Winter Pit	T99N R43W Sec. 18	Martin Marietta Aggregates, Inc.	Sand, Gravel
^O Little Rock Ready Mix	T99N R43W Sec. 3	Joe's Ready Mix, Inc.	Gravel
^C Rickabaugh Quarry	T99N R43W Sec. 3	Rickabaugh Sand & Gravel	Sand, Gravel
^O Kruse Pit	T99N R43W Sec. 3	Tri State Paving	Sand, Gravel
^O Lyon Hassebroek Pit	T99N R43W Sec. 4	Hallett Materials	Sand, Gravel
^C Van Sloten Pit	T99N R43W Sec. 8	Bechler Sand & Gravel	Gravel
^C McCormack Pit	T99N R45W Sec. 10	Lyon County	Gravel
^C Beardsley Pit	T99N R45W Sec. 15		Gravel
^O Kooiker Pit	T99N R45W Sec. 27, 28	Duininck Bros. Inc.	Sand, Gravel
^O Lyon Dengler Pit	T99N R45W Sec. 33	Hallett Materials	Sand, Gravel
^O Lyon Kooiker Pit	T99N R45W Sec. 33		Sand, Gravel
^O Clasen Pit	T99N R45W Sec. 4	Clasen Excavating	Sand, Gravel
^O Lyon O'Connor	T99N R48 Sec. 16	Hallett Materials	Sand, Gravel
^R Singe Egebo Pit	T99N R48W Sec. 16	Southern Minnesota Construction	Sand, Gravel
^O Stensland North Pit	T99N R48W Sec. 17	Stensland Sand & Gravel Co.	Sand, Gravel
^O Stensland South Pit	T99N R48W Sec. 17		Sand, Gravel
^O Lyon Klondike Pit	T99N R48W Sec. 21	Hallett Materials	Sand, Gravel
^C Olson Brothers Pit	T99N R48W Sec. 21	Lyon County	Gravel
^C Olson Pit	T99N R48W Sec. 21		Gravel
^C Beck Pit	T99N R48W Sec. 7		Gravel