Maps showing mineral resource assessment for vein and replacement deposits of base and precious metals, barite, and fluorspar, Dillon 1° x 2° quadrangle, Idaho and Montana - Pearson, R.; Trautwein, C. M.; Berger, B.; Hanna, W.; Jenson, S.K.; Loen, J. S.; Moll, S.; Purdy, T.; Rowan, L.; Ruppel, E.; Segal, D. (IMAP, 1992)