Cambrian Fossilized Margaretia dorus Algae Septarian Standup Bevel Septarian Nodules or Geodes formed

Septarian Nodules or Geodes formed during the Cretaceous Period 66-146 million years ago

*Lapidary Cut & Polished Utah Septarian Geode sculpted into a Long Neck Bear

*Each Utah septarian slab is unique

This Utah Septarian Geode Crystal Egg Sculpture has unique and rare barite crystal structures inside the yellow calcite crystal interior

and  5 1/4" x 4 1/2" x 1" thick

Cambrian Fossilized Margaretia dorus Algae Septarian Standup Bevel Septarian Nodules or Geodes formedExcellent example of an authentic fossilized algae specimen Margaretia dorus. Age: Middle Cambrian (521 to 497 mya) Species Name: Margaretia dorus Locality: Wheeler Shale, Millard County, Utah Size: Approximately 10" x 7" shale piece with two 3 1 2" x 7 8" specimens Comes with stand Most collected Margaretia are not this detailed and have an orange red coloration due to high iron content which most often causes a lack of clear distinct patterning.