| | Journal (article/letter/editorial) | historically interesting localities as the old cobalt mine at Great Hill, East Hampton, Middlesex County, Connecticut;...Sussex County, New Jersey; the old Tilly Foster iron mine near Brewster, Putnam County, New York; Pennsylvania...counties, Missouri. It has been found in the Martin mine of the Upper Mississippi Valley lead-zinc district...district, Lafayette County, Wisconsin; and the Mohawk mine, Keweenaw County, Michigan. In the western United...with a thucolite-bearing vein exposed in the Evans mine at Placerville, San Miguel County, Colorado. Attractive | | | Report (volume) | Eduardo Soria-Escalante 14 A geochemical study of the La Joya district by Robert Learned, Michael S. Allen...to the Point IV Mission in the American Embassy in La Paz in late January 1952 and discussions about the...Tourtelot. About the same time, city engineers in La Paz, a city that was plagued with landslides because...technical assistance to private mine operators about mineral exploration, mine development and operation,...trained to provide technical assistance to private mine operators, as well as to conduct reconnaissance | | | Report (issue) | ..............xi Site Descriptions Department of La Paz..................................... 1 Department...Geologico de Bolivia located in their main office in La Paz. All of the data presented in this report have...States, and the Servicio Geol6gico de Bolivia in La Paz, Bolivia. This report is an edited version of...Bolivia is divided into 9 departments, three of which, La Paz, Oruro, and Potosi, cover the study area. These...which a mine first produced. YEAR OF LAST PRODUCTION Year in which an inactive producing mine last operated |
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