Carmen Romero¹, Nieves Sanchez², Ines Galindo², Esther Martin-Gonzalez³ and Juana Vegas⁴, (1)University of La Laguna, Departament of Geography, La Laguna, Spain, (2)Spanish Geological Survey (IGME), Unit of Canary Islands, Las Palmas GC, Spain, (3)Natural Sciences Museum, Santa Cruz de Tenerife, Spain, (4)Spanish Geological Survey (IGME), Geological and Mining Heritage Area, Madrid, Spain