6.1" Aragonite Stalactite Slice Cave Calcite Crystal Mineral Specimen Morocco Prognathodon Tooth Approximately fifty million years ago

Approximately fifty million years ago

The Dawn Redwood (Metasequoia) is an extraordinary fossil tree dating back over 100 million years to the dinosaur era

While Tyrannosaurus could reach about twelve meters

The genus is classified within the phylum Brachiopoda

6.1" Aragonite Stalactite Slice Cave Calcite Crystal Mineral Specimen Morocco Prognathodon Tooth Approximately fifty million years agoLocation: Morocco Weight: 9. 9 Ounces Dimensions: 6. 1 Inches Long, 2. 3 Inches Wide, 0. 6 Inches Wide The item pictured is the item you will receive Without Aragonite, many of Earths organisms would struggle to survive. It is a mineral used by most invertebrates to build their shells and other hard structures. If you've ever admired a colorful seashell, you've indirectly appreciated Aragonite's range of colors and its easy formation at Earths