Geology and mineral deposits of the San Cristóbal district, Villa Martin province, Potosi, Bolivia /
Jacobson, Herbert S.
Servicio Geológico de Bolivia.
United States.Agency for International Development.
Geological Survey (U.S.)
Washington : U.S. G.P.O.,
1969.
Includes bibliographical references (p. 22).
Geology
Geology
Silver mines and mining
Silver mines and mining