Polished Corvettite - SOLD 0.847" Piece ammolite While the aluminum coating is

While the aluminum coating is still bright the fabric beneath is quite fragile

They had toothless beaks similar to birds and their iconic cranial crests were probably display structures

Crinoids are members of an extended and very ancient family of sea animals known as echinoderms

736" in length

but still soft enough to be shaped easily into tools

Polished Corvettite - SOLD 0.847" Piece ammolite While the aluminum coating isDuring the post war Golden Age of Automobiles, factory workers from several different manufacturers discovered something curious. During the painting process, layers upon layers of automobile paint would accumulate into a layered and beautiful material. When heated and polished, this man made "motor agate" reveals the colors of the cars that once passed through these factories. This specimen is a piece of Motor Agate called Corvettite, as it was