Gruta do Carvão lava tube / cave
Gruta do Carvão lava tube / cave The bright orange blotches in the picture are minerals formed from microbe poop. This picture was taken in the lava cave known as Gruta do Carvão in São Miguel, one of the portuguese islands of the Azores archipelago. The ooze is comprised of mats of the refuse of microbes that live in the caves. Gruta do Carvão cave system is the largest known in São Miguel island and one of the most remarkable of the entire archipelago with about 2,5 km of total length since coastline of Ponta Delagada up to Arrifes parish. Due to its location, size, variety of geological structures and volcanic phenomena associated with, Gruta do Carvão was classified as Regional Natural Monument by the Regional Decree Nº4/2005/A of May 11th.
Size: 5120px × 3402px
Location: ponta delgada, são miguel island, Azores, Portugal
Photo credit: © Nuno Fonseca / Alamy / Afripics
License: Licensed
Model Released: No
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