Maps showing mineral resource assessment for skarn deposits of gold, silver, copper, tungsten, and iron in the Butte 1 degree by 2 degrees Quadrangle, Montana

1992 ◽  
2009 ◽  
Author(s):  
Steve Ludington ◽  
David A. John ◽  
John L. Muntean ◽  
Andrew D. Hanson ◽  
Stephen B. Castor ◽  
...  

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