Arsenic as an indicator element for mineralized volcanic pipes in the Red Mountains area, western San Juan Mountains, Colorado / by Wilbur S. Burbank, Robert G. Luedke, and Frederick N. Ward ; prepared in cooperation with the Colorado State Mining Industrial Development Board.
Publication Info.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1972.
Washington : United States Government Printing Office