FC-2
Vertical pit in Urgonian limestone south of the road from Baraibar to the Casa Forestal, with a circular 2 m entrance and remains of Ursus arctos.
EspeleoWorld
FC-2
Vertical pit in Urgonian limestone south of the road from Baraibar to the Casa Forestal, with a circular 2 m entrance and remains of Ursus arctos.
Larraun
Profondità: 25 m
Scheda aggiornata
https://espeleoworld.com/it/c/fc-2-larraun
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Vertical pit in Urgonian limestone south of the road from Baraibar to the Casa Forestal, with a circular 2 m entrance and remains of Ursus arctos.
Descrizione
Morfologia
Pit located at the foot of a beech tree, whose circular 2 m diameter entrance opens at ground level. It presents a drop of about 15 m and widens into a spacious chamber. It continues through a narrow passage and a series of narrow passages until reaching a 5 m shaft.
Concrezioni
In the narrow passage, signs of fossilization can be seen, with the walls covered by concretion.
Progressione
After the drop of about 15 m, the cavity widens into a spacious chamber and continues through a narrow passage, followed by a series of narrow passages until reaching a 5 m shaft.
Altri dettagli
In the spacious chamber, organic matter from the outside accumulates. In that area of the pit, remains of Ursus arctos have been found.
Storia
1963: Institución Príncipe de Viana.
2004: Investigación Aralar G.Satorrak.
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Fonte: Gobierno de Navarra – Catálogo espeleológico de Navarra (datosabiertos.navarra.es), modificato. CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ Gobierno de Navarra · dati aggiornati a 2022