Cut and polished Ammonite pair from Madagascar. Cleoniceras albiense - Cretaceous ( 145 - 66 ma ) This exquisite cut and polished Ammonite pair from Madagascar features Cleoniceras albiense, dating back to the Cretaceous period (145 - 66 million years ago). The specimen exhibits striking yellow and brown calcite mineralization within its chambers, complemented by grey sediment fillings that enhance its natural beauty. A metal stand is included with the offer, providing a sophisticated display option for this unique geological artifact. stand shown is part of the offer 11 x 9 x 1.4 cm each ; 270 g together