Metadc1 393263 REPRODUCED from BEST AVAILABLE COPY
RME- 4062 U. S. ATOMIC ENERGY COMMISSION DIVISION OF PRODUCTION AND MATERIALS MANAGEMENT POSSIBILITIES FOR URA\NIU14 IN COSTA RICA By Edward K. Judd Washington, D. C. 20545 January 1955 metadc1 393263 REPRODUCED FROM BEST AVAILABLE COPY Neither the United States Government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed in this report, or represents that its use would not infringe privately owned rights. Reference therein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or any agency thereof. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or any agency thereof. -2- RME- 4062 POSSIBILITIES FOR URANIUM IN COSTA RICA CONTENTS Page INTRODUCTION . 4 Geography . 4 Transportation, communication and industry . 4 Physiography and climate . 6 GENERAL GEOLOGY .............. '. 7 Deep-seated intrusives . 8 Extrusive and eruptive rocks . 9 METALLIC LODE DEPOSITS . ... .. .. ... 10 SUMMARY .. * . .0 . .0 0 .0 0 . 13 REFERENCES . .0. 14 ILLUSTRAT IONS Figure 1. Political map of Costa Rica . 0 . * . 5 Plate I. Geologic map of the highlands of Costa Rica . (in pocket) - 3 - RME-4062 POSSIBILITIES FOR URANIUM IN COSTA RICA INTRODUCT ION Geography The Republic of Costa Rica occupies the full width of the Central American isthmus, a minimum of 120 kilometers (75 miles) at this lati- tude, between Nicaragua on the north and Panama on the south (Fig.
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