Ammonite #22(1170) Placenticeras costatum. Measures approximately 33.5 cm. (13.19″) in diameter. This ammonite displays excellent shape and increadible colour on both sides. Ranging from burgundies, reds, oranges, golds, greens and even some of the rare blues and purples on the one side. This ammonite also has visible tubercles on both sides. Along with bryozoans, an aquatic invertebrate that would attach to the ammonites, visible in areas on both sides with the naked eye or more easily with a magnifying glass on either side. This ammonite comes from the top of the Bearpaw formation at the Korite mine. Only in one small area of North America does one find this brilliant gemstone. Over millions of years, the nacre of the ammonite’s shell has been transformed to take on this wild range of iridescent colouring. It comes with a wood display stand and a certificate of authenticity. For international shipping, all customs paperwork is included. This specimen is registered with the Government of Canada and leaves the country with all the required permits and documentation.
