1970s Vintage Decorative Halved Ammonite, African, Fossil, Display Plinth, Cretaceous

This is a vintage decorative halved ammonite. An African, opalized fossil on display plinth, dating to Cretaceous period millions of years ago, polished and presented circa 1970. Delightful example with a dual view of the fascinating fossil data Displaying a desirable aged patina and in good original order Lightly polished shell, presented with its natural interior Fossilised roughly 100 million years ago, during the Cretaceous period Mellow orange hues to the outer shell, with ribbed finish