The conterminous United States Mineral Assessment Program : background information to accompany folio of geologic, geochemical, remote sensing, and mineral resources maps of the Butte 1⁰ x 2⁰ quadrangle, Montana /

Autor Elliott, James E., Trautwein, Charles M., Wallace, Chester A., Lee, Gregory K., Rowan, Lawrence C., -2010, Hanna, William F., 1938-
Vydáno 1993

Mineral resource assessment of the Dillon 1⁰ x 2⁰ quadrangle, Idaho and Montana /

Autor Pearson, Robert Carl, 1926-2019, Ruppel, Edward Thompson, 1925-, Hanna, William F., 1938-, Rowan, Lawrence C., -2010, Loen, Jeffrey S., Berger, Byron R., Trautwein, Charles M.
Vydáno 1992