|Here is a large Placenticeras intercalare from Pierre Shale of South Dakota in ammolite preservation. This piece is a attractive and inexpensive example because the ammolie does not have gem quality. Ammolite is a valuable gemstone that is used for jewellery.
|Meade Country, South Dakota, USA
|Size of Ammonite:
|about 254 mm
|Upper Cretaceous, Campaniumm , Pierre Shale (about 71 Mill. Years)