4.7" Rough Green Prehnite Crystal Mineral Specimen Location Imilchil, Morocco Spinosaurus Tooth Pygidium (tail): Formed from fused

Pygidium (tail): Formed from fused segments that complete the body structure

This fossil jaw section offers a remarkable glimpse into a dominant predator of a lost world

As a result of this taxonomic review

an eighteen-meter predatory whale bearing resemblance to an ancient mosasaur

4.7" Rough Green Prehnite Crystal Mineral Specimen Location Imilchil, Morocco Spinosaurus Tooth Pygidium (tail): Formed from fusedLocation: Imilchil, Morocco Weight: 1 Pound 10. 4 Ounces Dimensions: 4. 7 Inches Long, 3. 4 Inches Wide, 2. 3 Inches Thick The item pictured is the one you will receive. Prehnite is a translucent to transparent pale green mineral of the phyllosilicate group, first described in 1788 and named after Dutch military officer Colonel Hendrik von Prehn. Frequently found in association with calcite and epidote, prehnite is most commonly encountered in