Urchin - Fossil Quality:Standard with dark pyritized arm segments

with dark pyritized arm segments and raised cup-like centers giving the piece a layered

Size approximately: 55mm x 16mm x 12mmWeight: 18g

more granular root section

The slight color zoning and variation in clarity across the cluster suggest changing fluid chemistry during growth

Mined from: Mont St

Urchin - Fossil Quality:Standard with dark pyritized arm segmentsMined from: Wllen, Ahaus area, North Rhine Westphalia, Germany Era: Late Cretaceous Geological Age: 8490 mya Description: These fossil urchins from Wllen, North Rhine Westphalia, Germany is a classic example of a preserved echinoid, with the rounded to heart shaped form that makes these fossils so recognizable. Pieces from this area are valued for their natural symmetry, clear body outline, and the subtle surface pattern left by the original skeletal