Les orgues de Bort – Bort-les-Orgues, France
Posted by: Groundspeak Regular Member jcb94
N 45° 23.706 E 002° 28.984
31T E 459538 N 5026972
[FR] Une falaise en forme de gigantesques tuyaux d'orgues domine la ville de Bort-les-Orgues. [EN] A cliff in the shape of gigantic organ pipes dominates the city of Bort-les-Orgues.
Waymark Code: WMCY3H
Location: Nouvelle-Aquitaine, France
Date Posted: 10/24/2011
Published By:Groundspeak Premium Member Marine Biologist
Views: 5

Il y a quinze millions d'années, de gigantesques coulées de lave volcanique ont formé les Orgues de Bort.
Ce sont des coulées de Phonolithe dont l’extrémité est découpée en colonnes de 80 à 100 mètres de hauteur sur une longueur de 2 km.
Au cours de son refroidissement, la roche s'est rétractée en colonnes polygonales que l'on appelle communément "orgues volcaniques".
Du haut de ce phénomène géologique, un magnifique panorama sur les monts d'Auvergne s'offre à vous.
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There is fifteen million years, gigantic flows of volcanic lava made the Organs of Bort.
They are castings of Phonolithe the extremity of which is cut in columns of 80 / 100 meters away from height on a 2 km length.
During its cooling, the rock retracted in polygonales columns which we call collectively "volcanic organs".
Down from this geologic phenomenon, a magnificent panorama on the mounts of Auvergne offers itself to you.
Wikipedia Url: [Web Link]

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jcb94 visited Les orgues de Bort – Bort-les-Orgues, France 05/09/2006 jcb94 visited it