Trilobite in Shale (Elrathia sp.) - Utah Ancient civilizations in Africa

Ancient civilizations in Africa

This specimen would make a beautiful addition to any collection

Blue Kyanite encourages communication and self-expression

Black Onyx is a variety of silicate minerals similar to agate

Others are dichroic

Trilobite in Shale (Elrathia sp.) - Utah Ancient civilizations in AfricaTrilobites 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