Urchin - Fossil Quality:Staff Pick Geological Age: Approximately 50 to

Geological Age: Approximately 50 to 70 Million years ago

due to a combination of climate change and human hunting pressure

Description: Magnetite is a ferromagnetic iron oxide mineral

Approximate weight of 1 piece: 75

The question should be specific and clear

Urchin - Fossil Quality:Staff Pick Geological Age: Approximately 50 toMined from: Morocco Era: Jurassic Geographic Age: Approximately 200 145 Million Years Description: Urchins are a species of ocean creatures know as Echinodermata, when they first form as larva they swim freely, but as soon as the round skeleton is formed the urchin stays at the bottom of the ocean floor moving very slowly while feeding mostly on algae. Their rigid skeletal system has interlocking plates known as a test. On the top of their bodies are