No. 11557601
Pyritic fossil - Exanthesis Meandrina (Plocoscyphia) - 5cm
No. 11557601
Pyritic fossil - Exanthesis Meandrina (Plocoscyphia) - 5cm
Fossil of a pyritic sponge, exanthesis meandrina, living in the upper Cretaceous, approx. 95 million years ago.
Marlaceous layer from the Cenomanian, Boulogne (France).
Pseudomorphosis pyrite and/or marcasite.
Weight: 111 g
Colour: grey, gilded
Shine: Matt, satin, some brilliant crystals of Marcasite.
Dimensions: 5cm x 4.7 cm x 3 cm
Elimination treatment of the limestone matrix and oxidised areas.
Antibacterial treatment to protect the specimen from oxidation.
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