Sao Paulo: Editora da Universidade de São Paulo, 1996. Paperback. 458p., maps, illus., tables, graphics, wrps. Good. Item #52064
Includes the following topics of discussion:"Alkaline Magnatism in Paraguay: a Review", "Paleomagnetic Data from The Central Alkaline Province, Esatern Paraguay" and "Mineral Chemistry of Alkaline Rocks from the Asunción Sapucai Graben (Central-Eastern Paraguay)", among others. Includes references.