Trou des Tassons
Cavity located in France near the border, beneath the grotte de Nichet, formed of a network of pits, chimneys and small rooms in Givetian limestone.
EspeleoWorld
Trou des Tassons
Cavity located in France near the border, beneath the grotte de Nichet, formed of a network of pits, chimneys and small rooms in Givetian limestone.
Fromelennes
Depth: 51 m
Updated record
https://espeleoworld.com/en/c/trou-des-tassons-fromelennes
Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.
Cavity located in France near the border, beneath the grotte de Nichet, formed of a network of pits, chimneys and small rooms in Givetian limestone.
Description
Morphology
The entrance is via a crawlway giving access to a network with numerous pits and chimneys and fairly damaged small rooms. Geology: Givetian limestone.
Progression
Entrance via a crawlway giving access to the network.
Other details
Interest: speleological. Pollution: n. Descriptive sheet: https://cartodoc.wallonie.be/fiches/?ctx=karst&srv=id&value=583-002z
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Contains information from Grottocenter (Wikicaves), grottocenter.org, made available under the Open Database License (ODbL 1.0, https://opendatacommons.org/licenses/odbl/1-0/), modified. · https://grottocenter.org/ui/entrances/162296 · The derived data is available on request under the ODbL: [email protected] · data as of 2026 · Source: Grottocenter (Association Wikicaves), worldwide collaborative cave database (grottocenter.org), modified. CC BY-SA 3.0, https://creativecommons.org/licenses/by-sa/3.0/ Grottocenter (Wikicaves) · Text by Géoportail de la Wallonie (Informations issues du Géoportail de la Wallonie) · adapted by Espeleoworld (normalized, translated); the adaptation is licensed CC BY-SA 3.0, https://creativecommons.org/licenses/by-sa/3.0/ · https://grottocenter.org/ui/entrances/162296 · data as of 2026