Large pyrite multi-ammonite fossil Crucilobiceras (60 mm) 50 It is preserved in calcite

It is preserved in calcite with no pyrite and has been coated in a thin reversible (soluble) lacquer for protection

The fossil weighs 280 grams and has a cut flat base to allow it to stand freely for display

The matrix measures 83 mm (3

These pyrite ammonites have long been used to make beautiful natural jewellery

Large pyrite multi-ammonite fossil Crucilobiceras (60 mm) 50 It is preserved in calciteA stunning and large example of a highly pyritised multi ammonite fossil containing the species Crucilobiceras densinodulum from the world famous Jurassic Coast beach of Charmouth, Dorset UK. The fossil measures 60 mm (2. 4 inches) across with matrix which is large for this type of fossil. The pyrite matrix contains lots of small ammonite shells which all accumulated together on the seafloor in the Early Jurassic. The ammonites are very well preserved