Élvio Nunes

Jun 5, 2023 | mdpi.com | Enrique Baquero |Javier I. Arbea |Élvio Nunes |Dora Aguin-Pombo

2. Materials and Methods 2.1. Geomorphological Characteristics of Studied Lava TubesThe caves of Cavalum (the term refers to demon or devil) and the Landeiros are located in the parish of Machico, in the sites of Maroços and Landeiros, respectively (Figure 1). They originated from a basaltic drain that went from a volcanic apparatus located in Santo da Serra to a paleo-valley in Machico [12].