Libyan Desert Glass fossils - Distinctive Features: Vibrant green

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

Ruby is a red variety of corundum

Weight: 771 grams (Avg)

Weight: 600 grams

Libyan Desert Glass fossils - Distinctive Features: Vibrant greenSize: 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