07634 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Edrioasteroids The enormous neural spines of

The enormous neural spines of his vertebrae in this sector indicate the enormous and robust back he had

This insect has not yet been identified by our experts

retaining some of the nodes on each axial ring

Impressive and rare authentic example of Spinosaurus caudal (tail) vertebra bone

Enchodus lemonnieri

07634 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Edrioasteroids The enormous neural spines ofCalcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). The Mohs scale of mineral hardness, based on scratch hardness comparison, defines value 3 as "calcite". The Cobaltoan calcite is a variety of calcite containing Co2+ replacing Ca, that's the reason for its pretty pink color.