Libyan Desert Glass - 4 Grams It is a silica-based gemstone

It is a silica-based gemstone with calcium

There is a clear indication of where the enamel of the tooth end and the root begins

This plate of crystals is a prime example of the specimens found in Brazil

but it achieves its lighter

Please allow for slight differences

Libyan Desert Glass - 4 Grams It is a silica-based gemstoneLibyan Desert Glass (LDG), is a tektite found in the Sahara deserts of Western Egypt, near the Libyan border. No one is positive about how this tektite has formed. Some research suggests the impact of a meteorite may have caused it. The heat and pressure from this impact would have melted the silica through radiation, similar to the thermal radiation present in a nuclear explosion. Another theory is the bursting of an asteroid as it passes through