22193 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Otodus The animal
Yard notes & kiln story
Description
The animal
It has tiny restorations made on its shell during its meticulous and long preparation
It is from the early Triassic period
Country: (Northwest Africa)
It does not have any restorations
22193 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Otodus The animalCalcite 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.