Large calcite Promicroceras ammonite display piece (30 mm) Marine reptile The matrix measures 96 mm

The matrix measures 96 mm (3

The pyrite matrix of this piece is full of ammonite shells which all accumulated together on the seafloor in the Early Jurassic

These little pyrite ammonites have long been used to create natural jewellery and look amazing in the flesh

The fossil weighs 50 grams and is preserved as a thin piece of shale

The ammonites are well preserved and have been prepared out of the rock to reveal the shells

Large calcite Promicroceras ammonite display piece (30 mm) Marine reptile The matrix measures 96 mmA 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 210 mm (8. 25 inches) across and the fossil ammonite measures 30 mm (1. 2 inches), which is very large for this species. The ammonite is very well preserved and has been prepared out of the rock to reveal the shell. The ribs are finely defined, and the mixed yellow