Libyan Desert Glass - 6 Grams One of the world's most

One of the world's most famous pieces of spinel jewelry includes the Black Prince's Ruby

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Mahajanga is a port city on the north coast

USA (1881)

Libyan Desert Glass - 6 Grams One of the world's mostLibyan 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