Trilobite in Shale (Elrathia sp.) - Utah Commonly found in Brazil

Commonly found in Brazil

Accent Stones: Cubic Zirconia

Chemical Formulas: Cu₂CO₃(OH)₂

Rubies are found in a multitude of colors

Trilobite in Shale (Elrathia sp.) - Utah Commonly found in BrazilTrilobites are considered one of the most successful groups of animals to ever live on planet Earth. They lived for over 300 million years and there have been more than 20,000 different species identified. These creatures are members of the phylum Arthropoda. These animals are classified as having segmented bodies with an exoskeleton to protect their organs and muscles. Living examples include insects, spiders, crabs, lobsters, scorpions, and