Heart Urchin - Fossil Size:Small • Rib cuffs

• Rib cuffs

Approximate Size of 1 piece: 10cm x 5cm x 1cm Approximate Weight of 1 piece: 133g

making it a favorite among collectors and jewelry makers

it remains a visually striking mineral that reflects both geological complexity and the vibrant natural palette characteristic of Madagascar’s mineral diversity

Prehnite has a characteristic pearly to vitreous luster with a monoclinic crystal structure It is frequently associated with other minerals such as zeolites

Heart Urchin - Fossil Size:Small • Rib cuffsMined from: Madagascar Era: Cretaceous period Geological Age: Approximately 145 mya Description: Delicately preserved and geologically ancient, this fossilized heart urchin hails from the Cretaceous Periodapproximately 145 million years agooff the fossil rich coasts of Madagascar. These extinct echinoids, often called "spatangoids," showcase the signature heart shaped symmetry that gave them their nickname. Their finely detailed exoskeletons (or