Geology and Mineral Resources of Paraguay A Reconnaissance

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Geology and MineralResources of ParaguayA ReconnaissanceBy EDWIN B. ECKELWith sections onIGNEOUS AND METAMORPHIC ROCKSBy CHARLES MILTON and EDWIN B. ECKELSOILSBy PEDRO TIRADO SULSONAGEOLOGICAL SURVEY PROFESSIONAL PAPER 327Prepared in cooperation with the Departamentode Geologia^ Ministerio de Obras Publicas yComunicaciones, Republica del Paraguay,under the auspices of the Institute ofIn ter- Am er ica n Affa irsUNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1959
UNITED STATES DEPARTMENT OF THE INTERIORFRED A. S EATON, SecretaryGEOLOGICAL SURVEYThomas B. Nolan, DirectorThe U. S. Geological Survey Library has cataloged this publication as follows:Eckel, Edwin Butt, 1906-Geology and mineral resources of Paraguay, a reconnaissance.With a section on igneous and metamorphic rocksby Charles Milton and Edwin B. Eckel and a section on soilsby Pedro Tirado Sulsona. Prepared in cooperation with theDepartamento de Geologia, Ministerio de Obras Publicas yComunicaciones Republica del Paraguay, under the auspicesof the Institute of Inter-American Affairs. Washington,U. S. Govt. Print. Off., 1958.v, 110 p. illus., maps (part fold, col.) diagrs., tables. 29 cm.(cU. S.] Geological Survey. Professional paper 327)Bibliography: p. 101-105.(Continued on next card)G S 59-154tEckel, Edwin Butt, 1906-Geology and mineral resourcesof Paraguay . . . 1958. (Card 2)1. Geology Paraguay. 2. Mines and mineral resources Paraguay.3. Petrology Paraguay. 4. Soils Paraguay. (Series)QEY5.P9 no. 327 558.92 G S 59-154Copy 2.QE245.E3tFor sale by the Superintendent of Documents, U. S. Government Printing OfficeWashington 25, D. C.
Page 1: Geology and MineralResources of Par
Page 5 and 6: IVCONTENTSMineral resources._______
Page 8 and 9: GEOLOGY AND MINERAL RESOURCES OF PA
Page 10 and 11: INTRODUCTION(1947, 1952) are the on
Page 12 and 13: GEOGRAPHYFIGURE 1. Index map showin
Page 14 and 15: GEOGRAPHYbisects the Republic of Pa
Page 16 and 17: GEOGRAPHY 9thorny semidesert plants
Page 18 and 19: GEOLOGY 11chiefly logs, rough lumbe
Page 20 and 21: IGNEOUS AND METAMORPHIC ROCKS 13and
Page 22 and 23: 15FIGURE 7. Arkosic sandstone (spec
Page 24 and 25: IGNEOUS AND METAMORPHIC ROCKS 17FIG
Page 26 and 27: IGNEOUS AND METAMOKPHIC ROCKS 19acc
Page 30 and 31: IGNEOUS AND METAMOEPHIC ROCKS 23TAB
Page 32 and 33: 25FIGURE 18. Ehyolite (specimen P-3
Page 36 and 37: IGNEOUS AND METAMORPHIC ROCKS 29PET
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44FJGTJEE 34. Porphyry (specimen P-
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46 GEOLOGY AND MINERAL RESOURCES OF
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60lower third of the series consist
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66possible Cretaceous age. Baker (1
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174 GEOLOGY AND MINERAL RESOURCES O
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MINERAL RESOURCES 87a pivot, show s
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MINERAL RESOURCES 89of the bright r
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Geology and Mineral Resources of Paraguay A Reconnaissance

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