Libyan Desert Glass - 4 Grams This plate of crystals is

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

It is a silica-based gemstone with calcium

sterling silver cuff is a cast made by a local silver smith and close company friend

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oxidizing the copper sulfides

Libyan Desert Glass - 4 Grams This plate of crystals isLibyan 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