Laguna del Maule (volcano) Laguna del Maule (volcano) Laguna del Maule is a volcanic field in the Andes mountain range of Chile, close to, and partly overlapping, the Chile-Argentina frontier. The bulk of the volcanic field is in the Talca province of Chile's Maule Region. It is a segment of the Southern Volcanic Zone, part of the Andean Volcanic Belt. Many of the volcanic centres in the Laguna del Maule volcanic field formed during postglacial times, after glaciers had retreated from the area. This activity has generated cones, lava domes, lava coulees and lava flows which surround Laguna del Maule lake. The field gets
Laguna del Negro Francisco Laguna del Negro Francisco Laguna del Negro Francisco is a lake in the Atacama Region Chile and the southernmost closed lake in the country. It is situated northeast of the city of Copiapó. The lake is about long and wide with a surface area of about and a depth of about . A peninsula probably formed by a moraine and subsequently modified by wind-driven accumulation of sand separates the lake into a north-northwesterly and a south-southeasterly half with different colour and water composition. The lake is of tectonic origin and lies within a basin bordered by mountain ranges to the