Geology of Paraguay Basin. These tholeiites were erupted in the Early Cretaceous in association with the initial opening of the South Atlantic. The Cretaceous volcanism did also created minor outcrops of potassic alkaline volcanics in a graben structure developed between Asunción and Villarrica and in Amambay Department. Cretaceous volcanism did also left small units of sodic alkaline rocks in Misiones Department in southern Paraguay. Geology of Paraguay The country of Paraguay lies geologically at the borderzone between several cratons. Due to thick Cenozoic sediment cover and regolith development few outcrops are available in Paraguay. East of Paraguay River that Precambrian and Early Paleozoic
History of the Paraguay national football team for the next editions. In 1930, Paraguay participated in the first World Cup, organized by Uruguay. In the first round, Paraguay debuted and lost to the United States (0–3), to then defeat Belgium (1–0) with a goal by Luis Vargas Peña. Only one team was to advance from the group stage, and the U.S. left Paraguay behind. After strong participations in the Copa América tournaments of 1929, 1947 and 1949 (where Paraguay finished in second place), Paraguay was ready for their next World Cup competition. The return to the World Cup was in 1950, where Paraguay faced Sweden and Italy