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M04 - Grutas do Cavalum

Grutas do cavalum ©Brum da Silveira

Geosite ID: M04

Name: Grutas do Cavalum

Thematic category: Volcanology

Geographical location on orthophotomap - M04

Municipality: Machico

Civil parish: Machico

Location area: 0,1 - 10 ha

Coordinates(1):32°43'56.7'' N 16°47'04.6'' W

Altitude: 157 m

Accessibility: Moderate

Distance to nearest paved road: 150 m

Conditions of observation: Satisfactory

(1) Coordinates of the geosite and / or the best viewpoint


Brief description

The Cavalum caves are formed by a set of 4 natural lavic cavities (lava tubes) with some branches, totalling 590 meters in length. The access entries are of small dimensions and are partially covered by vegetation.
Inside the caves lava drops (stalactites), pahoehoe lava and small water founds are found.


Relevant notes

Visiting a site of geological interest is the sole responsibility of the user.
The user must take precautions when visiting the site, taking into account the conditions of the terrain, weather conditions and other hazards, so that they do not create situations that put themselves or others at risk.
The user must respect private property. Access to private areas requires prior authorization from the owners.
The user must respect natural heritage, keeping it intact. The impact of your actions should be minimal.


How to Cite

BRUM DA SILVEIRA, A.; PRADA, S.; RAMALHO, R.; MADEIRA, J.; FONSECA, P.; CANHA, E.; BRILHA, J. (2012). Inventariação do Património Geológico da Ilha da Madeira. Secretaria Regional do Ambiente e Recursos Naturais - Relatório Final, 414 p. In:


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