One of the world biggest natural concretion inside the cave of Santa Barbara, in Sardinia, Italy
A giant concretion, junction between a stalagmite and a stalactite, which is located in the cave of Santa Barbara, a natural geode inside the mine of San Giovanni, near Gonnesa in the middle of the Sardinia. The geode was discovered casually in 1952 during the exploration of the mine. Now it's a popular touristic attraction.
Size: 2400px × 3602px
Location: Cave of Santa Barbara, San Giovanni Cave, Gonnesa, Sardinia, Italy
Photo credit: © Edoardo Nicolino / Alamy / Afripics
License: Licensed
Model Released: No
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