Ontario Mine
Landmarks
/5
Black Hawk, CO
Latitude: 39.8139 (39°48′50″N)
Longitude: -105.5092 (105°30′33″W)
Longitude: -105.5092 (105°30′33″W)
Features
Elevation:
2713
US Geo Name:
Mine, feature #181494, county Gilpin created on 10/13/1978
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