Ohio Mines

Belmont

139 mines

Harrison

106 mines

Perry

81 mines

Tuscarawas

150 mines

Jefferson

141 mines

Cuyahoga

5 mines

Portage

42 mines

Meigs

24 mines

Lake

6 mines

Mahoning

31 mines

Erie

13 mines

Ottawa

13 mines

Sandusky

10 mines

Geauga

7 mines

Seneca

10 mines

Stark

85 mines

Greene

27 mines

Paulding

7 mines

Wyandot

14 mines

Franklin

22 mines

Hamilton

48 mines

Columbiana

119 mines

Butler

28 mines

Carroll

59 mines

Muskingum

94 mines

Jackson

72 mines

Miami

16 mines

Pike

13 mines

Ross

19 mines

Highland

8 mines

Knox

11 mines

Holmes

30 mines

Coshocton

75 mines

Preble

7 mines

Wood

11 mines

Auglaize

8 mines

Clermont

8 mines

Pickaway

13 mines

Scioto

21 mines

Montgomery

29 mines

Clark

17 mines

Richland

13 mines

Delaware

8 mines

Marion

11 mines

Noble

31 mines

Washington

23 mines

Athens

34 mines

Lucas

14 mines

Adams

5 mines

Vinton

47 mines

Allen

6 mines

Licking

19 mines

Wayne

19 mines

Guernsey

51 mines

Van Wert

4 mines

Warren

21 mines

Hocking

48 mines

Shelby

7 mines

Logan

13 mines

Crawford

1 mines

Darke

6 mines

Williams

7 mines

Ashland

13 mines

Union

4 mines

Champaign

7 mines

Ashtabula

9 mines

Medina

11 mines

Putnam

5 mines

Hancock

10 mines

Brown

5 mines

Clinton

3 mines

Monroe

9 mines

Trumbull

8 mines

Madison

5 mines

Lorain

3 mines

Hardin

4 mines

Mercer

2 mines

Fairfield

6 mines

Morrow

6 mines

Gallia

41 mines

Morgan

7 mines

Summit

19 mines

Lawrence

43 mines

Henry

2 mines

Fayette

5 mines

Huron

4 mines