Fossil Crab | Daira Speciosa | Ukraine 22myo Amethyst Stromatolites are layered colonial sedimentary

Stromatolites are layered colonial sedimentary structures predominantly formed by photosynthetic microorganisms

5" x 5" and weighs 15

This Peruvian specimen displays a shiny

Azurite is a unique deep blue mineral formed in copper deposits that have weathered and oxidized

or flowers of iron

Fossil Crab | Daira Speciosa | Ukraine 22myo Amethyst Stromatolites are layered colonial sedimentaryThe Daira speciosa is an extinct species of crab that lived in the Paratethys Sea during the Miocene period. Thes genus is easily recognizeable by the extreme pustulose nature of the carapace and claws. This specimen is displayed in a perky box with an identification label. This item is 1. 5 x 1 (Crab itself) and weighs 0. 85 oz