Natural Fine polishing Ammonite ,Authentic Ammonite Fossil / Prehistoric Fossil / Nautilus Shell/Fossil Collection

This is a very huge and rare Ammonite! Such a huge and well-preserved Ammonite is very worth collecting!
Gemstone: Ammonite
Size(mm): 200x230x50 mm
Weight: 2386 g
1 in=25.4 mm
1 lb=453.59 g
Quantity: 1 point
Origin: Madagascar
Age: 165 Million Years Old
period: Jurassic Period