Libyan Desert Glass fossils Composed primarily of silicon dioxide

Composed primarily of silicon dioxide (SiO₂)

Ammonite Polished Dish from Madagascar is a gorgeous fossilized ammonite shell that offers a glimpse into the Earth's ancient marine history

- Distinctive Features: Vibrant green coating on transparent to white gypsum crystals

- Formation: Tower-shaped specimen

Libyan Desert Glass fossils Composed primarily of silicon dioxideSize: 3. 5 X 3. 5 cm Weight: 9 Gram Location: Libya Product Description Libyan Desert Glass is a rare natural silica glass found in the eastern Sahara Desert near the LibyaEgypt border. It formed approximately 29 million years ago during the late Eocene epoch. Scientific studies suggest it was created when an intense meteorite impact or atmospheric airburst generated temperatures above 1,700C, melting desert sand (nearly pure silica) into glass. The