The Arequita Formation (Lower Cretaceous): Petrographic features of the volcanic facies In the Laguna Merín Basin, east Uruguay. Lajsba [Internet]. 2021 Mar. 31 [cited 2025 Jun. 8];16(1):19-28. Available from: https://lajsba.sedimentologia.org.ar/lajsba/article/view/102