PT-84
Vertical cavity 46.7 metres deep and 50 metres in development in Urgonian limestones, with a 31-metre pitch and another of 9 metres that ends in gours with seepage water.
EspeleoWorld
PT-84
Vertical cavity 46.7 metres deep and 50 metres in development in Urgonian limestones, with a 31-metre pitch and another of 9 metres that ends in gours with seepage water.
Ergoiena
Sviluppo: 50 m · Profondità: 46 m
Scheda aggiornata
https://espeleoworld.com/it/c/pt-84-ergoiena
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Vertical cavity 46.7 metres deep and 50 metres in development in Urgonian limestones, with a 31-metre pitch and another of 9 metres that ends in gours with seepage water.
Descrizione
Morfologia
Vertical cavity with a 31-metre pitch and a floor on a slope of stones, followed by a new 9-metre pitch. Total depth of 46.7 metres and development of 50 metres.
Concrezioni
The 9-metre pitch presents flowstone and varied lithogenic formations.
Idrologia
It ends in gours with seepage water.
Storia
1989 G. Arrastakán de Echarri-Aranaz
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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