Libyan Desert Glass Small Natural Raw Crystal Specimen fluorescent torch These ancient marine mollusk fossils

These ancient marine mollusk fossils date back approximately 100 to 120 million years and are characterized by their distinct

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Libyan Desert Glass Small Natural Raw Crystal Specimen fluorescent torch These ancient marine mollusk fossilsLibyan Desert Glass is a natural silica glass, a type of tektite, formed about 28 29 million years ago from the intense heat of a powerful, likely extraterrestrial, impact event in the Sahara Desert. This specimen is approx. 3. 2cm x 1. 6cm x 1. 5cm.