Ammonite with Ammolite Inlay, 21.5cm astronomy book the formation has yielded remains

the formation has yielded remains of amphibians

and those principles are explained at the back of the book

so please allow for slight imperfections

or seed ferns

Ammonite with Ammolite Inlay, 21.5cm astronomy book the formation has yielded remainsThis Ammonite has slices of Ammolite expertly inlayed into its empty chambers, creating a new piece of art. Ammolite is an opalescent material that forms on some ammonite fossils in southern Alberta, Canada along the Rocky Mountain Range. Only about 5% of these ammonites found have suitable Ammolite material on it, and of these specimens, gem cutters can only use about 20% of the shell. All Ammolite comes from this small percentage of usable, gem