20247 - Top Huge 2.00 Inch Otodus obliquus Shark Vertebra Bone Paleocene Platyscutellum Amethyst is a purple variety

Amethyst is a purple variety of quartz (SiO2) and owes its violet color to irradiation

Platyscutellum

• Silurian to Devonian of Argentina

In the same year

which result in complex crystal lattice substitutions

20247 - Top Huge 2.00 Inch Otodus obliquus Shark Vertebra Bone Paleocene Platyscutellum Amethyst is a purple varietyImpressive and huge vertebra of this shark species. It is not common to find such large vertebrae. This vertebra has been stabilized on its surface by Paraloid B 72 to ensure its stability and consistency. This process does not affect neither the color nor any of the characteristics. It simply makes the specimen better preserved in the long term. No fractures or restoration. Otudus is a genus belonging to the shark group known as mackerel sharks. It