Cities on Volcanoes 6 - Puerto de la Cruz, Tenerife (Canary Islands, Spain) from May 31 to June 4, 2010   
CoV6 #A18 English 日本語 Português Español
Volcano field trip "Basement complex of the oceanic volcanic island of Fuerteventura".

Leaders Ramón Casillas
  Email: rcasilla@ull.es

Carlos Fernández

Agustina Ahijado

Margarita Gutiérrez


Dates May 23 (arrival), 24, 25 and 26 (departure) (arrival of participants to Fuerteventura island, individual transfer by taxi to Caleta de Fústes Hotel)
Number of
participants
10 minimum – 20 maximum
Cost € 300. Includes full pension, box lunches, and transport by car.
Program The Island of Fuerteventura represents an exceptional scene to understand the formation of an oceanic Island. Rocky materials of the oceanic crust, submarine volcanic edifice, and the first subaerial edifices as well as plutonic and hypo-abyssal complexes related to the volcanic complex are well represented and are accessible. It is interesting to indicate the presence of carbonatites forming part of these plutonic-hypo-abyssal complexes, since in oceanic environments they only appear in Fuerteventura and the Archipelago of Cape Verde. On the other hand, these rocks have undergone a complex deformation history that has originated the rise of the oceanic crust and the submarine volcanic rocks, the formation of ductile shears or ductile/brittle that affects part of plutonic and hypo-abyssal rocks, the formation of faults, clusters of dikes, kilometric scaled folds and the swinging of the basaltic series. These deformations have been produced throughout Oligocene-Miocene by the action of diverse extensional stages (some of which gave place to the crust rifting) and compressive.
Major topics
May 23 18:00 h. Introduction of the volcano field trip to participants.
May 24 Route 1. Stops 1 to 5. Submarine evolution and emersion of Fuerteventura Island. The surface oceanic crust. The submarine Volcanic Group and the Transition Volcanic Group.
May 25 Route 2. Stops 6 to 8. The ultra-alkaline plutonic complex (piroxenites, ijolites, melteijites, sientites y carbonatites) y tectonical deformations that affect it.
May 26 Route 3. Stops 9 and 10. The sub-aerial Volcanic Group and the first phase of sub-aerial volcanism of the Miocene age (Series I). Deformations affecting this group.
 


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