20140 - Beautiful Purple Natural Amethyst Crystals Cluster Minas Gerais District - Brazil Basilosaurus Teeth It is a rostral tooth

It is a rostral tooth that belonged to a very small specimen

This trilobite with his forked trident has been prepared as free-standing along with 82 spines

These meteorites were found in the Saharan Desert in Northwest Africa

Spectacular example of tooth belonging to a juvenile Spinosaurus individual

Usually appears in the association of Maastrictian vertebrates of the Ouled Abdoun Basin

20140 - Beautiful Purple Natural Amethyst Crystals Cluster Minas Gerais District - Brazil Basilosaurus Teeth It is a rostral toothAmethyst is a purple variety of quartz (SiO2) and owes its violet color to irradiation, impurities of iron and in some cases other transition metals, and the presence of other trace elements, which result in complex crystal lattice substitutions. The hardness of the mineral is the same as quartz, thus making it suitable for use in jewelry.