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Tin Deposits of Durango, Mexico

Description: From abstract: This report summarizes the economic possibilities of the tin deposits of the Estado de Durango, Mexico. It describes in detail many deposits in the leading districts, which were examined in 1944, and briefly reviews some reports on undeveloped occurrences in the southern and western parts of the State. The general conclusion is that tin will continue to be produced by hand methods for many years, but probably at a decreasing rate, because the placer grounds which have always prod… more
Date: 1950
Creator: Smith, Ward C.
Partner: UNT Libraries Government Documents Department
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Erosion Studies at Parícutin, State of Michoacán, Mexico

Description: From abstract: Paricutin is 320 kilometers west of Mexico City and is reached by air, rail, or paved highway to Uruapan, Michoacan, and thence by 37 kilometers of paved and dirt road to lava-destroyed San Juan Parangaricutiro, 5 kilometers north of the cone.
Date: 1950
Creator: Segerstrom, Kenneth
Partner: UNT Libraries Government Documents Department
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Volcanoes of the Parícutin Region, Mexico

Description: The following report describes the different volcanoes of the Paricutin Region.
Date: 1950
Creator: Williams, Howel
Partner: UNT Libraries Government Documents Department
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