Libyan Desert Glass - 6 Grams 4 inches long

4 inches long

These are cavities of gas that are eventually filled with fluids high in silica

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Quartz is the second most abundant mineral on Earth accounting for around 12 % of the Earth's crust

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Libyan Desert Glass - 6 Grams 4 inches longLibyan 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