Calcite Promicroceras ammonite fossil display piece (23 mm) pyrite that has been split open

that has been split open to reveal both the positive and negative parts of the shell

which sank to the seafloor and was preserved in the soft mud

A stunning and huge example of a highly pyritised ammonite fossil of the species Crucilobiceras densinodulum from the world-famous Jurassic Coast beach of Charmouth

The fossil measures 42 mm (1

weighing 1045 grams total

Calcite Promicroceras ammonite fossil display piece (23 mm) pyrite that has been split openA stunning example of an ammonite fossil of the species Promicroceras planicosta from the world famous Jurassic Coast beach of Lyme Regis, Dorset UK. The piece of limestone matrix measures 105 mm (4. 1 inches) tall and the fossil ammonite measures 23 mm (0. 9 inches). The ammonite is well preserved and has been prepared out of the rock to reveal the shell. The ribs are finely defined, and the mix of brown colours is beautiful. A great example of the