Historical Marker
Magma
Historical marker location:
2000 N Cliff Ave, Sioux Falls, South Dakota
( Marker is at the intersection of Cliff Ave and E Chambers on Cliff Ave.)
Marker installed: 2004
The Homestake Mine, located in the Black Hills of South Dakota, was the largest and deepest gold mine in North America, producing over 40 million ounces of gold during its operation.