Parkinsonia. A very nice exmple. There are 2 holes where calcite caame away in preperation, but has a lovely centre. Free standing on a cut base. Weight. 1.3KG. Postage included for UK customers. Age: 158 million/inferior Oolite Size: Approx: Rock 20cm. tall. Ammonite. 12.5cm. Location: Burton Bradstock, Dorset, UK