Laguna del Maule (volcano) about fourteen shield volcanoes and stratovolcanoes that have been degraded by glaciation. The Laguna del Maule volcanic field covers a surface area of and contains cones, lava domes, lava flows, and shield volcanoes. There are 130 volcanic vents at Laguna del Maule. The lake is surrounded by 36 silicic coulees and lava domes. Over of the field is covered by these rocks, and volcanic ash and pumice produced by the eruptions has been found in Argentina. Presently some summits around Laguna del Maule reach altitudes of . The volcanic field lies at an average height of . Among the various
Laguna del Maule (volcano) structures in the volcanic field, Domo del Maule lava dome is of rhyolitic composition and generated a northward flowing lava flow that dammed the Laguna del Maule. This lava flow is joined by other lava flows from the , a small cone in the southwestern sector of the volcanic field; the lavas of this cone however are andesitic and basaltic. is a large long lava flow of acidic rocks in the northern sector of the volcanic field, close to the outlet of Laguna del Maule. This flow contains obsidian and vitrophyre and crystals within the flow reflect the sunlight. The