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
Illegal drug trade in Paraguay Ramón Rosa Rodríguez, the head of Paraguay's national anti-drugs agency, Secretaría Nacional Antidrogas (SENAD), was assassinated whilst delivering a report to President Juan Carlos Wasmosy. The report, which went missing, is said to have implicated ex-President Andrés Rodríguez, then a Senator, as "the chief drug kingpin in Paraguay". The border region with Brazil around Pedro Juan Caballero, in Amambay Department, is one hotspot for drug smuggling, with the Brazilian crime organizations Comando Vermelho and Primeiro Comando da Capital given as prime targets for Paraguayan anti-drugs operations in 2011. Illegal drug trade in Paraguay The illegal drug trade in Paraguay is