Polished Orthoceras Fossils

Interesting polished Orthoceras fossils, around 400 million years old. Their species existed from around 500 to 190 million years ago.

They measure 35-50MM long approximately.

These make a gorgeous addition to any fossil collection, or could be used as a palmstone. They measure around 35-50MM long, and 30-40MM wide at their longest/widest points. They could even be suitable for use in the wire wrapping jewellery style.

Image credit:
Illustration of Orthoceras courtesy of Nobu Tamura, via Wikimedia Commons.