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20859 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Claw Its tooth are tremendously sharp

SKU: 94527044119
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Description

Its tooth are tremendously sharp and present a slight curvature

Unidentified specimen

Subtaxa: Stephanodus lybicus

what makes difficult its fossilization process

- Dirqadim Gaffney et al

20859 - Pink Cobaltoan Calcite Crystals on Matrix - Bou Azzer Mine (South Morocco) Claw Its tooth are tremendously sharpCalcite 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.

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