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
Foreign relations of Paraguay and international relations of Paraguay are officially handled by the Ministry of Foreign Relations, which answers to the executive branch of the government. The current Minister of Foreign Relations as of 2018 is Luis Alberto Castiglioni Unlike any other country in South America, Paraguay recognizes the Republic of China instead of the People's Republic of China. Although not a particularly large country in absolute terms, Paraguay presently is the largest country maintaining official diplomatic relations with the Republic of China. Paraguay is a member of the following international organizations: CAN (associate), FAO, G-11, G-77, IADB, IAEA, IBRD (also known as