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Pierre Philippe posted an image in the group What is it? from the myFOSSIL app 1 year, 9 months ago
1 year, 9 months ago1 year, 9 months agoConcrétion calcaire originale ou bien fossile. Trouvé dans dalles calcaires de pas japonais, non gelif, origine probable france sud
A concretion can contain anything from a fossil to a piece of rock. Without opening this, there is no way to tell what it contains
@pierre-philippe said original or fossil limestone concretion. Well chosen