Caves and potholes in Slate terrain

Slate, a fine-grained metamorphic rock derived from clay, is impermeable and insoluble and rarely hosts cavities of notable size; the catalogue records 5 cavities, with 81 m of total passage and 7 m of maximum depth.

There are 5 catalogued cavities in Slate, including 0 potholes and 5 caves. The longest is Cova de la Veta Negra (28m) and the deepest is Cauva Des Guèines (7m).

5caves

81mtotal length

7mmaximum depth

Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded.

Slate is a fine-grained metamorphic rock derived from clay. Impermeable and insoluble, it rarely hosts cavities of notable size. Despite this, the catalogue records 5 cavities in this lithology, with a total passage of 81 m and a maximum depth of 7 m.

The longest cavity is the Cova de la Veta Negra, with 28 m of passage and 3 entrances at Palau-saverdera (Alt Empordà). It is followed by the Còva de Betlan, of 22 m, and the Cova Serra Plana, of 15 m, surveyed in 2018. The Cauva Des Guèines, of 12 m, is the deepest, at 7 m, and was visited by the ERE – CEC on 31 October 1971. The Cova de l'Amadeu, of 4 m, completes the set.

Autonomous communities

Catalonia

5 caves

81m

🏆 Longest: Cova de la Veta Negra (28m)

⬇️ Deepest: Cauva Des Guèines (7m)

The figures of these places do not add up to the total: a cave can be in more than one place, or in none when its location has no lower level.

The 20 longest

1Cova de la Veta NegraPalau-saverdera, Girona28 m
2Còva de BetlanVielha e Mijaran, Lleida22 m
3Cova Serra PlanaLlavorsí, Lleida15 m
4Cauva Des GuèinesArres, Lleida12 m
5Cova de l'AmadeuQueralbs, Girona4 m

Full ranking

The 20 deepest

1Cauva Des GuèinesArres, Lleida7 m
2Còva de BetlanVielha e Mijaran, Lleida3 m
3Cova de la Veta NegraPalau-saverdera, Girona2 m
4Cova Serra PlanaLlavorsí, Lleida1 m