Geologic investigations in the American Republics, 1949.
Washington : U.S. G.P.O.,
1949.
Part of illustrative matter in back pocket.
This bulletin was printed as separate chapters, A-E, inclusive.
(A) Manganese deposits of the Serra do Navio district, Territory of Amapa, Brazil--(B) Mineral resources of Colombia (other than petroleum)--(C) Mica deposits in Minas Gerais, Brazil--(D) Geology and mineral resources of the Maimon-Hatillo district, Dominican Republic--(E) Quicksilver deposits of Chile.
Manganese mines and mining
Mines and mineral resources
Mica
Geology
Mercury mines and mining