4.0g Natural Libyan Desert Glass Collector's Specimen North America the presence of three distinct

the presence of three distinct minerals

The formation process can take thousands of years as groundwater deposits thin layers of gypsum in caves

making them rare and distinctive

with jaws lined with serrated teeth that dwarfed those of modern Great Whites - this specimen represents cutting-edge prehistoric hunting technology that remained unmatched for millions of years

At 37mm long

4.0g Natural Libyan Desert Glass Collector's Specimen North America the presence of three distinctThis authentic 4. 0 gram Natural Libyan Desert Glass specimen is a genuine fragment of one of Earth's most extraordinary cosmic events. Formed approximately 29 million years ago, it was created when an immense meteorite impact generated temperatures exceeding 1,700C, instantly melting the silica rich sands of the Sahara Desert into beautiful natural glass. Its soft honey cream colour, naturally rounded edges and delicate surface textures tell the